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38 changes: 27 additions & 11 deletions cocos2d/core/renderer/RendererCanvas.js
Original file line number Diff line number Diff line change
Expand Up @@ -54,15 +54,19 @@ if (cc._renderType === cc._RENDER_TYPE_CANVAS) {
* drawing all renderer command to cache canvas' context
* @param {CanvasRenderingContext2D} ctx
* @param {Number} [instanceID]
* @param {Number} [scaleX]
* @param {Number} [scaleY]
*/
_renderingToCacheCanvas: function (ctx, instanceID) {
_renderingToCacheCanvas: function (ctx, instanceID, scaleX, scaleY) {
if (!ctx)
cc.log("The context of RenderTexture is invalid.");

scaleX = cc.isUndefined(scaleX) ? 1 : scaleX;
scaleY = cc.isUndefined(scaleY) ? 1 : scaleY;
instanceID = instanceID || this._currentID;
var locCmds = this._cacheToCanvasCmds[instanceID], i, len;
for (i = 0, len = locCmds.length; i < len; i++) {
locCmds[i].rendering(ctx, 1, 1);
locCmds[i].rendering(ctx, scaleX, scaleY);
}
locCmds.length = 0;
var locIDs = this._cacheInstanceIds;
Expand Down Expand Up @@ -530,15 +534,27 @@ if (cc._renderType === cc._RENDER_TYPE_CANVAS) {

//draw sprite
var image = locSprite._texture.getHtmlElementObj();
context.drawImage(image,
locTextureCoord.renderX,
locTextureCoord.renderY,
locTextureCoord.width,
locTextureCoord.height,
flipXOffset, flipYOffset,
locDrawSizeCanvas.width,
locDrawSizeCanvas.height
);
if (locSprite._colorized) {
context.drawImage(image,
0,
0,
locTextureCoord.width,
locTextureCoord.height,
flipXOffset, flipYOffset,
locDrawSizeCanvas.width,
locDrawSizeCanvas.height
);
} else {
context.drawImage(image,
locTextureCoord.renderX,
locTextureCoord.renderY,
locTextureCoord.width,
locTextureCoord.height,
flipXOffset, flipYOffset,
locDrawSizeCanvas.width,
locDrawSizeCanvas.height
);
}

context.restore();
cc.g_NumberOfDraws++;
Expand Down
3 changes: 2 additions & 1 deletion cocos2d/render-texture/CCRenderTexture.js
Original file line number Diff line number Diff line change
Expand Up @@ -495,7 +495,8 @@ cc.RenderTexture = cc.Node.extend(/** @lends cc.RenderTexture# */{
//cc._renderContext = cc._mainRenderContextBackup;
//cc.view._resetScale();

cc.renderer._renderingToCacheCanvas(this._cacheContext, this.__instanceId);
var scale = cc.contentScaleFactor();
cc.renderer._renderingToCacheCanvas(this._cacheContext, this.__instanceId, scale, scale);

//TODO
/*//restore viewport
Expand Down
19 changes: 12 additions & 7 deletions extensions/ccui/base-classes/UIScale9Sprite.js
Original file line number Diff line number Diff line change
Expand Up @@ -203,12 +203,17 @@ ccui.Scale9Sprite = cc.Node.extend(/** @lends ccui.Scale9Sprite# */{
_cacheScale9Sprite: function(){
if(!this._scale9Image)
return;
var size = this._contentSize, locCanvas = this._cacheCanvas;

var locScaleFactor = cc.contentScaleFactor();
var size = this._contentSize;
var sizeInPixels = cc.size(size.width * locScaleFactor, size.height * locScaleFactor);

var locCanvas = this._cacheCanvas;
var contentSizeChanged = false;
if(locCanvas.width != size.width || locCanvas.height != size.height){
locCanvas.width = size.width;
locCanvas.height = size.height;
this._cacheContext.translate(0, size.height);
if(locCanvas.width != sizeInPixels.width || locCanvas.height != sizeInPixels.height){
locCanvas.width = sizeInPixels.width;
locCanvas.height = sizeInPixels.height;
this._cacheContext.translate(0, sizeInPixels.height);
contentSizeChanged = true;
}

Expand All @@ -217,8 +222,8 @@ ccui.Scale9Sprite = cc.Node.extend(/** @lends ccui.Scale9Sprite# */{
this._scale9Image.visit();

//draw to cache canvas
this._cacheContext.clearRect(0, 0, size.width, -size.height);
cc.renderer._renderingToCacheCanvas(this._cacheContext, this.__instanceId);
this._cacheContext.clearRect(0, 0, sizeInPixels.width, -sizeInPixels.height);
cc.renderer._renderingToCacheCanvas(this._cacheContext, this.__instanceId, locScaleFactor, locScaleFactor);

if(contentSizeChanged)
this._cacheSprite.setTextureRect(cc.rect(0,0, size.width, size.height));
Expand Down
2 changes: 1 addition & 1 deletion extensions/gui/control-extension/CCScale9Sprite.js
Original file line number Diff line number Diff line change
Expand Up @@ -218,7 +218,7 @@ cc.Scale9Sprite = cc.Node.extend(/** @lends cc.Scale9Sprite# */{

//draw to cache canvas
this._cacheContext.clearRect(0, 0, sizeInPixels.width, -sizeInPixels.height);
cc.renderer._renderingToCacheCanvas(this._cacheContext, this.__instanceId);
cc.renderer._renderingToCacheCanvas(this._cacheContext, this.__instanceId, locScaleFactor, locScaleFactor);

if(contentSizeChanged)
this._cacheSprite.setTextureRect(cc.rect(0,0, size.width, size.height));
Expand Down