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jspaint
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decouple drawing the selection from destroying it

main
Isaiah Odhner 2014-04-07 18:25:13 -04:00
parent 4051cbe0e2
commit 2a0e53bb18
1 changed files with 12 additions and 7 deletions
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19
app.js
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@ -54,6 +54,7 @@ app.open = function(){
implemented: "kinda",
mousedown: function(){
if(selection){
selection.draw();
selection.destroy();
}
var mouse_has_moved = false;
@ -61,13 +62,16 @@ app.open = function(){
mouse_has_moved = true;
});
$G.one("mouseup", function(){
if(!mouse_has_moved){
selection && selection.destroy();
if(!mouse_has_moved && selection){
selection.draw();
selection.destroy();
selection = null;
}
});
var s = selection = new Selection(mouse.x, mouse.y, 1, 1);
$canvas.one("mousedown", function(){
if(selection === s){
selection.draw();
selection.destroy();
selection = null;
}
@ -469,7 +473,7 @@ app.open = function(){
sel.position();
if(e.shiftKey){
ctx.drawImage(sel.canvas, sel._x, sel._y);
sel.draw();
}
};
sel.$ghost.on("mousedown", function(e){
@ -491,11 +495,10 @@ app.open = function(){
height: this._h,
});
};
Selection.prototype.draw = function(){
try{ctx.drawImage(this.canvas, this._x, this._y);}catch(e){}
};
Selection.prototype.destroy = function(){
if(this.canvas){
try{ctx.drawImage(this.canvas, this._x, this._y);}catch(e){}
}
this.$ghost.remove();
$canvas_handles.show();
};
@ -1029,6 +1032,7 @@ app.open = function(){
cd.setData("URL", data);
cd.setData("image/png", data);
if(e.type === "cut"){
selection.draw();
selection.destroy();
selection = null;
}
@ -1066,6 +1070,7 @@ app.open = function(){
}
function paste_img(){
if(selection){
selection.draw();
selection.destroy();
}
selection = new Selection(0, 0, img.width, img.height);