Mercurial > gemma

annotate pkg/models/colors.go @ 3897:859210ee6440

Find changesets by keywords (author, files, the commit message), revision number or hash, or revset expression.
Cosmetics: Don't lower the runes in the color strings used in class break definitions.
author Sascha L. Teichmann <sascha.teichmann@intevation.de>
date Wed, 10 Jul 2019 15:45:46 +0200
parents 3fcc4e11fc00
children 04eba9dc917d
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
rev   line source
3854
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
1 // This is Free Software under GNU Affero General Public License v >= 3.0
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
2 // without warranty, see README.md and license for details.
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
3 //
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
4 // SPDX-License-Identifier: AGPL-3.0-or-later
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
5 // License-Filename: LICENSES/AGPL-3.0.txt
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
6 //
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
7 // Copyright (C) 2019 by via donau
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
8 // – Österreichische Wasserstraßen-Gesellschaft mbH
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
9 // Software engineering by Intevation GmbH
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
10 //
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
11 // Author(s):
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
12 // * Sascha L. Teichmann <sascha.teichmann@intevation.de>
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
13 // * Markus Kottländer <markus.kottlaender@intevation.de>
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
14
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
15 package models
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
16
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
17 import (
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
18 "fmt"
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
19 "image/color"
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
20 "math"
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
21 "sort"
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
22 "strconv"
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
23 "strings"
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
24 )
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
25
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
26 type (
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
27 ColorValue struct {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
28 Value float64
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
29 Color color.RGBA
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
30 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
31
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
32 ColorValues []ColorValue
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
33
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
34 ClassBreak struct {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
35 High float64
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
36 HasHigh bool
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
37 Low float64
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
38 HasLow bool
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
39 Col color.RGBA
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
40 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
41 )
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
42
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
43 func (cb *ClassBreak) Color() string {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
44 return fmt.Sprintf("#%02x%02x%02x",
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
45 cb.Col.R,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
46 cb.Col.G,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
47 cb.Col.B,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
48 )
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
49 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
50
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
51 func (cc ColorValues) ClassBreaks() []ClassBreak {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
52
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
53 cbs := make([]ClassBreak, len(cc), len(cc)+1)
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
54 for i := range cc {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
55 if i > 0 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
56 cbs[i].Low = cc[i-1].Value
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
57 cbs[i].HasLow = true
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
58 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
59 cbs[i].High = cc[i].Value
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
60 cbs[i].HasHigh = true
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
61 cbs[i].Col = cc[i].Color
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
62 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
63 if len(cc) > 0 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
64 cbs = append(cbs, ClassBreak{
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
65 Col: cc[len(cc)-1].Color,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
66 Low: cc[len(cc)-1].Value,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
67 HasLow: true,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
68 })
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
69 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
70
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
71 return cbs
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
72 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
73
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
74 func (cc ColorValues) Interpolate(v float64) (color.RGBA, bool) {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
75 if len(cc) == 0 || v < cc[0].Value || v > cc[len(cc)-1].Value {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
76 return color.RGBA{}, false
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
77 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
78
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
79 if len(cc) == 1 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
80 return cc[0].Color, cc[0].Value == v
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
81 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
82
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
83 for i := 0; i < len(cc)-1; i++ {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
84 v1 := cc[i].Value
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
85 v2 := cc[i+1].Value
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
86 if v1 <= v && v <= v2 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
87 // f(v1) = 0
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
88 // f(v2) = 1
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
89 // 0 = m*v1 + c <=> c = -m*v1
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
90 // 1 = m*v2 + c
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
91 // (1 - 0) = m*(v2 - v1)
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
92 // m = 1/(v2 - v1) for v2 != v1
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
93
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
94 if v1 == v2 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
95 return color.RGBA{
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
96 R: uint8((uint16(cc[i].Color.R) + uint16(cc[i+1].Color.R)) / 2),
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
97 G: uint8((uint16(cc[i].Color.G) + uint16(cc[i+1].Color.G)) / 2),
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
98 B: uint8((uint16(cc[i].Color.B) + uint16(cc[i+1].Color.B)) / 2),
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
99 A: 0xff,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
100 }, true
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
101 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
102 m := 1 / (v2 - v1)
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
103 c := -m * v1
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
104 s := v*m + c
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
105
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
106 interpolate := func(a, b uint8) uint8 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
107 v := math.Round(float64(a) + (float64(b)-float64(a))*s)
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
108 if v < 0 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
109 return 0
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
110 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
111 if v > 255 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
112 return 255
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
113 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
114 return uint8(v)
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
115 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
116
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
117 return color.RGBA{
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
118 R: interpolate(cc[i].Color.R, cc[i+1].Color.R),
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
119 G: interpolate(cc[i].Color.G, cc[i+1].Color.G),
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
120 B: interpolate(cc[i].Color.B, cc[i+1].Color.B),
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
121 A: 0xff,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
122 }, true
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
123 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
124 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
125
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
126 return color.RGBA{}, false
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
127 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
128
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
129 func ParseColorValues(s string) (ColorValues, error) {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
130
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
131 var err error
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
132
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
133 parseFloat := func(s string) float64 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
134 var v float64
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
135 if err == nil {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
136 v, err = strconv.ParseFloat(s, 64)
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
137 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
138 return v
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
139 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
140
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
141 parseColor := func(s string) color.RGBA {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
142 if err != nil {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
143 return color.RGBA{}
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
144 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
145 s = strings.Map(func(r rune) rune {
3897
859210ee6440 Cosmetics: Don't lower the runes in the color strings used in class break definitions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3854
diff changeset
146 if ('0' <= r && r <= '9') ||
859210ee6440 Cosmetics: Don't lower the runes in the color strings used in class break definitions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3854
diff changeset
147 ('a' <= r && r <= 'f') ||
859210ee6440 Cosmetics: Don't lower the runes in the color strings used in class break definitions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3854
diff changeset
148 ('A' <= r && r <= 'F') {
3854
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
149 return r
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
150 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
151 return -1
3897
859210ee6440 Cosmetics: Don't lower the runes in the color strings used in class break definitions.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents: 3854
diff changeset
152 }, s)
3854
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
153
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
154 var v int64
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
155 v, err = strconv.ParseInt(s, 16, 64)
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
156 return color.RGBA{
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
157 R: uint8(v >> 16),
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
158 G: uint8(v >> 8),
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
159 B: uint8(v >> 0),
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
160 A: 0xff,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
161 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
162 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
163
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
164 lines := strings.Split(s, ",")
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
165
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
166 // first pass: find defined colors
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
167 var defined ColorValues
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
168
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
169 for _, line := range lines {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
170 // ignore the lines w/o a color.
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
171 if !strings.ContainsRune(line, ':') {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
172 continue
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
173 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
174 parts := strings.SplitN(line, ":", 2)
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
175 if len(parts) < 2 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
176 continue
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
177 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
178 value := parseFloat(parts[0])
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
179 color := parseColor(parts[1])
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
180
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
181 defined = append(defined, ColorValue{
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
182 Value: value,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
183 Color: color,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
184 })
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
185 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
186
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
187 if err != nil {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
188 return nil, err
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
189 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
190
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
191 sort.Slice(defined, func(i, j int) bool {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
192 return defined[i].Value < defined[j].Value
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
193 })
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
194
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
195 // second pass: interpolate the rest
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
196 var final ColorValues
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
197 for _, line := range lines {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
198 if idx := strings.IndexRune(line, ':'); idx >= 0 {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
199 line = line[:idx]
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
200 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
201 value := parseFloat(line)
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
202 if color, ok := defined.Interpolate(value); ok {
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
203 final = append(final, ColorValue{
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
204 Value: value,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
205 Color: color,
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
206 })
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
207 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
208 }
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
209
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
210 return final, err
3fcc4e11fc00 Validate the config values of the morpho classes when saving. Also don't trigger the expensive re-calculation of the contour lines if only the colors changed.
Sascha L. Teichmann <sascha.teichmann@intevation.de>
parents:
diff changeset
211 }