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Overview
| Comment: | Disable the use of <canvas> for rendering the graph. The canvas is busted in recent versions of Firefox. And canvas is mostly busted by design anyhow, since apparently it can not be taller than 32768 pixels, and Fossil graphs frequently need to be taller than that. |
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| Downloads: | Tarball | ZIP archive |
| Timelines: | family | ancestors | descendants | both | trunk |
| Files: | files | file ages | folders |
| SHA1: |
9eb45752950bce70c2475b67536fb3e4 |
| User & Date: | drh 2011-09-01 17:04:34.939 |
Context
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2011-09-01
| ||
| 17:45 | Merging the unwanted two trunk leaves. ... (check-in: a22c3817 user: viriketo tags: trunk) | |
| 17:04 | Disable the use of <canvas> for rendering the graph. The canvas is busted in recent versions of Firefox. And canvas is mostly busted by design anyhow, since apparently it can not be taller than 32768 pixels, and Fossil graphs frequently need to be taller than that. ... (check-in: 9eb45752 user: drh tags: trunk) | |
| 14:31 | substantive improvement to sha1 speed (especially on x86) ... (check-in: f2ede7da user: ron tags: trunk) | |
Changes
Changes to src/timeline.c.
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}
if( cSep=='[' ) cgi_printf("[");
cgi_printf("]}%s", pRow->pNext ? ",\n" : "];\n");
}
cgi_printf("var nrail = %d\n", pGraph->mxRail+1);
graph_free(pGraph);
@ var canvasDiv = document.getElementById("canvas");
@ var realCanvas = null;
@ function drawBox(color,x0,y0,x1,y1){
@ var n = document.createElement("div");
@ if( x0>x1 ){ var t=x0; x0=x1; x1=t; }
@ if( y0>y1 ){ var t=y0; y0=y1; y1=t; }
@ var w = x1-x0+1;
@ var h = y1-y0+1;
@ n.style.position = "absolute";
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}
if( cSep=='[' ) cgi_printf("[");
cgi_printf("]}%s", pRow->pNext ? ",\n" : "];\n");
}
cgi_printf("var nrail = %d\n", pGraph->mxRail+1);
graph_free(pGraph);
@ var canvasDiv = document.getElementById("canvas");
#if 0
@ var realCanvas = null;
#endif
@ function drawBox(color,x0,y0,x1,y1){
@ var n = document.createElement("div");
@ if( x0>x1 ){ var t=x0; x0=x1; x1=t; }
@ if( y0>y1 ){ var t=y0; y0=y1; y1=t; }
@ var w = x1-x0+1;
@ var h = y1-y0+1;
@ n.style.position = "absolute";
|
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@ var left = absoluteX("m"+rowinfo[0].id) - absoluteX("canvas") + 15;
@ var width = nrail*20;
@ for(var i in rowinfo){
@ rowinfo[i].y = absoluteY("m"+rowinfo[i].id) + 10 - canvasY;
@ rowinfo[i].x = left + rowinfo[i].r*20;
@ }
@ var btm = absoluteY("grbtm") + 10 - canvasY;
@ if( btm<32768 ){
@ canvasDiv.innerHTML = '<canvas id="timeline-canvas" '+
@ 'style="position:absolute;left:'+(left-5)+'px;"' +
@ ' width="'+width+'" height="'+btm+'"><'+'/canvas>';
@ realCanvas = document.getElementById('timeline-canvas');
@ }else{
@ realCanvas = 0;
@ }
@ var context;
@ if( realCanvas && realCanvas.getContext
@ && (context = realCanvas.getContext('2d'))) {
@ drawBox = function(color,x0,y0,x1,y1) {
@ if( y0>32767 || y1>32767 ) return;
@ if( x0>x1 ){ var t=x0; x0=x1; x1=t; }
@ if( y0>y1 ){ var t=y0; y0=y1; y1=t; }
@ if(isNaN(x0) || isNaN(y0) || isNaN(x1) || isNaN(y1)) return;
@ context.fillStyle = color;
@ context.fillRect(x0-left+5,y0,x1-x0+1,y1-y0+1);
@ };
@ }
@ for(var i in rowinfo){
@ drawNode(rowinfo[i], left, btm);
@ }
@ }
@ var lastId = "m"+rowinfo[rowinfo.length-1].id;
@ var lastY = 0;
@ function checkHeight(){
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@ var left = absoluteX("m"+rowinfo[0].id) - absoluteX("canvas") + 15;
@ var width = nrail*20;
@ for(var i in rowinfo){
@ rowinfo[i].y = absoluteY("m"+rowinfo[i].id) + 10 - canvasY;
@ rowinfo[i].x = left + rowinfo[i].r*20;
@ }
@ var btm = absoluteY("grbtm") + 10 - canvasY;
#if 0
@ if( btm<32768 ){
@ canvasDiv.innerHTML = '<canvas id="timeline-canvas" '+
@ 'style="position:absolute;left:'+(left-5)+'px;"' +
@ ' width="'+width+'" height="'+btm+'"><'+'/canvas>';
@ realCanvas = document.getElementById('timeline-canvas');
@ }else{
@ realCanvas = 0;
@ }
@ var context;
@ if( realCanvas && realCanvas.getContext
@ && (context = realCanvas.getContext('2d'))) {
@ drawBox = function(color,x0,y0,x1,y1) {
@ if( y0>32767 || y1>32767 ) return;
@ if( x0>x1 ){ var t=x0; x0=x1; x1=t; }
@ if( y0>y1 ){ var t=y0; y0=y1; y1=t; }
@ if(isNaN(x0) || isNaN(y0) || isNaN(x1) || isNaN(y1)) return;
@ context.fillStyle = color;
@ context.fillRect(x0-left+5,y0,x1-x0+1,y1-y0+1);
@ };
@ }
#endif
@ for(var i in rowinfo){
@ drawNode(rowinfo[i], left, btm);
@ }
@ }
@ var lastId = "m"+rowinfo[rowinfo.length-1].id;
@ var lastY = 0;
@ function checkHeight(){
|
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