Sakurai/pdf.js
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Fixes font debugger; text builder api refactoring

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This commit is contained in:
Yury Delendik 2012-10-09 08:25:41 -05:00
parent 399463a450
commit b5f952a63a
3 changed files with 16 additions and 15 deletions
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15
src/canvas.js
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@ -646,7 +646,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
ctx.transform.apply(ctx, fontMatrix);
ctx.scale(textHScale, 1);
},
getTextGeometry: function CanvasGraphics_getTextGeometry() {
createTextGeometry: function CanvasGraphics_createTextGeometry() {
var geometry = {};
var ctx = this.ctx;
var font = this.current.font;
@ -660,6 +660,9 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
geometry.vScale = tr[1] - bl[1];
}
geometry.spaceWidth = font.spaceWidth;
geometry.fontName = font.loadedName;
geometry.fontFamily = font.fallbackName;
geometry.fontSize = this.current.fontSize;
return geometry;
},
@ -693,7 +696,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
if (textSelection) {
this.save();
ctx.scale(1, -1);
geom = this.getTextGeometry();
geom = this.createTextGeometry();
this.restore();
}
for (var i = 0; i < glyphsLength; ++i) {
@ -734,7 +737,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
lineWidth /= scale;
if (textSelection)
geom = this.getTextGeometry();
geom = this.createTextGeometry();
if (fontSizeScale != 1.0) {
ctx.scale(fontSizeScale, fontSizeScale);
@ -792,7 +795,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
if (textSelection) {
geom.canvasWidth = canvasWidth;
this.textLayer.appendText(font.fallbackName, fontSize, geom);
this.textLayer.appendText(geom);
}
return canvasWidth;
@ -821,7 +824,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
ctx.scale(textHScale, 1);
} else
this.applyTextTransforms();
geom = this.getTextGeometry();
geom = this.createTextGeometry();
ctx.restore();
}
@ -845,7 +848,7 @@ var CanvasGraphics = (function CanvasGraphicsClosure() {
if (textSelection) {
geom.canvasWidth = canvasWidth;
this.textLayer.appendText(font.fallbackName, fontSize, geom);
this.textLayer.appendText(geom);
}
},
nextLineShowText: function CanvasGraphics_nextLineShowText(text) {

7
test/driver.js
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@ -168,11 +168,10 @@ SimpleTextLayerBuilder.prototype = {
endLayout: function SimpleTextLayerBuilder_EndLayout() {
this.ctx.restore();
},
appendText: function SimpleTextLayerBuilder_AppendText(fontName, fontSize,
geom) {
appendText: function SimpleTextLayerBuilder_AppendText(geom) {
var ctx = this.ctx, viewport = this.viewport;
// vScale and hScale already contain the scaling to pixel units
var fontHeight = fontSize * geom.vScale;
var fontHeight = geom.fontSize * geom.vScale;
ctx.beginPath();
ctx.strokeStyle = 'red';
ctx.fillStyle = 'yellow';
@ -182,7 +181,7 @@ SimpleTextLayerBuilder.prototype = {
ctx.fill();
var textContent = this.textContent.bidiTexts[this.textCounter].str;
ctx.font = fontHeight + 'px ' + fontName;
ctx.font = fontHeight + 'px ' + geom.fontFamily;
ctx.fillStyle = 'black';
ctx.fillText(textContent, geom.x, geom.y);

9
web/viewer.js
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@ -2303,17 +2303,16 @@ var TextLayerBuilder = function textLayerBuilder(textLayerDiv, pageIdx) {
}
};
this.appendText = function textLayerBuilderAppendText(fontName, fontSize,
geom) {
this.appendText = function textLayerBuilderAppendText(geom) {
var textDiv = document.createElement('div');
// vScale and hScale already contain the scaling to pixel units
var fontHeight = fontSize * geom.vScale;
var fontHeight = geom.fontSize * geom.vScale;
textDiv.dataset.canvasWidth = geom.canvasWidth * geom.hScale;
textDiv.dataset.fontName = fontName;
textDiv.dataset.fontName = geom.fontName;
textDiv.style.fontSize = fontHeight + 'px';
textDiv.style.fontFamily = fontName;
textDiv.style.fontFamily = geom.fontFamily;
textDiv.style.left = geom.x + 'px';
textDiv.style.top = (geom.y - fontHeight) + 'px';