piskel/js/ToolSelector.js
Vince 700c6ab144 Stroke tool
Add stroke tool
new icons for tools
started some refactoring to help having a big redraw loop
2012-09-02 00:44:55 +02:00

85 lines
No EOL
2.5 KiB
JavaScript

/*
* @provide pskl.ToolSelector
*
* @require Constants
* @require Events
* @require pskl.drawingtools
*/
pskl.ToolSelector = (function() {
var toolInstances = {
"simplePen" : new pskl.drawingtools.SimplePen(),
"eraser" : new pskl.drawingtools.Eraser(),
"paintBucket" : new pskl.drawingtools.PaintBucket(),
"stroke" : new pskl.drawingtools.Stroke()
};
var currentSelectedTool = toolInstances.simplePen;
var previousSelectedTool = toolInstances.simplePen;
var selectTool_ = function(tool) {
var maincontainer = $("body");
var previousSelectedToolClass = maincontainer.data("selected-tool-class");
if(previousSelectedToolClass) {
maincontainer.removeClass(previousSelectedToolClass);
}
maincontainer.addClass(toolBehavior.toolId);
$("#drawing-canvas-container").data("selected-tool-class", toolBehavior.toolId);
};
var activateToolOnStage_ = function(tool) {
var stage = $("body");
var previousSelectedToolClass = stage.data("selected-tool-class");
if(previousSelectedToolClass) {
stage.removeClass(previousSelectedToolClass);
}
stage.addClass(tool.toolId);
stage.data("selected-tool-class", tool.toolId);
};
var selectTool_ = function(tool) {
console.log("Selecting Tool:" , currentSelectedTool);
currentSelectedTool = tool;
activateToolOnStage_(currentSelectedTool);
$.publish(Events.TOOL_SELECTED, [tool]);
};
var onToolIconClicked_ = function(evt) {
var target = $(evt.target);
var clickedTool = target.closest(".tool-icon");
if(clickedTool.length) {
for(var tool in toolInstances) {
if (toolInstances[tool].toolId == clickedTool.data()["toolId"]) {
selectTool_(toolInstances[tool]);
// Show tool as selected:
$("#tools-container .tool-icon.selected").removeClass("selected");
clickedTool.addClass("selected");
}
}
}
};
return {
init: function() {
$.subscribe(Events.CANVAS_RIGHT_CLICKED, function() {
previousSelectedTool = currentSelectedTool;
currentSelectedTool = toolInstances.eraser;
$.publish(Events.TOOL_SELECTED, [currentSelectedTool]);
});
$.subscribe(Events.CANVAS_RIGHT_CLICK_RELEASED, function() {
currentSelectedTool = previousSelectedTool;
$.publish(Events.TOOL_SELECTED, [currentSelectedTool]);
});
// Set SimplePen as default selected tool:
selectTool_(toolInstances.simplePen);
// Activate listener on tool panel:
$("#tools-container").click(onToolIconClicked_);
}
};
})()