Mercurial > gemma
changeset 1886:20fe31b4dd5d dev-pdf-generation
client: pdf-gen: use jpeg, add scale number.
* Add a scale number to be visible above the scale bar.
* Change image format of the map to be included in the pdf from png to jpeg.
This leads to much smaller file sizes.
author | Bernhard Reiter <bernhard@intevation.de> |
---|---|
date | Thu, 17 Jan 2019 16:42:47 +0100 |
parents | 7824413a4e10 |
children | 3ed036adc80f |
files | client/src/components/Pdftool.vue |
diffstat | 1 files changed, 12 insertions(+), 2 deletions(-) [+] |
line wrap: on
line diff
--- a/client/src/components/Pdftool.vue Wed Jan 16 22:35:50 2019 +0100 +++ b/client/src/components/Pdftool.vue Thu Jan 17 16:42:47 2019 +0100 @@ -168,8 +168,8 @@ view.getResolution() * view.getProjection().getMetersPerUnit(); console.log("metersPerPixel = ", metersPerPixel); - var data = canvas.toDataURL("image/png"); - pdf.addImage(data, "PNG", 0, 0, width, height); + var data = canvas.toDataURL("image/jpeg"); + pdf.addImage(data, "JPEG", 0, 0, width, height); self.addRoundedBox( pdf, width - scalebarSize * 5.5, @@ -184,6 +184,16 @@ scalebarSize, scalebarSize * pixelsPerMapMillimeter * metersPerPixel ); + self.addText( + pdf, + width - scalebarSize * 5, + height - scalebarSize * 0.6, + 10, + "black", + 50, + "Scale 1:" + + Math.round(1000 * pixelsPerMapMillimeter * metersPerPixel) + ); //self.addText(pdf, 150, 20, 10, "black", 70, "some text"); self.addNorthArrow(pdf, 15, 8, northarrowSize); pdf.save("map.pdf");