moved Frame and FrameSheet to model package

This commit is contained in:
juliandescottes
2012-09-04 22:40:54 +02:00
parent 69a03a3416
commit a567992a1d
6 changed files with 94 additions and 116 deletions

View File

@@ -1,64 +0,0 @@
(function () {
var ns = $.namespace("pskl.rendering");
ns.DrawingController = function (frame, container, dpi) {
this.dpi = dpi;
// Public
this.frame = frame;
this.overlay = ns.Frame.createEmptyFromFrame(frame);
// Private
this.container = container;
this.mainCanvas = this.createMainCanvas();
this.overlayCanvas = this.createOverlayCanvas();
this.renderer = new ns.FrameRenderer();
};
ns.DrawingController.prototype.renderFrame = function () {
this.renderer.render(this.frame, this.mainCanvas, this.dpi);
};
ns.DrawingController.prototype.renderFramePixel = function (col, row) {
this.renderer.drawPixel(col, row, this.frame, this.mainCanvas, this.dpi);
};
ns.DrawingController.prototype.renderOverlay = function () {
this.renderer.render(this.overlay, this.overlayCanvas, this.dpi);
};
ns.DrawingController.prototype.clearOverlay = function () {
this.overlay = ns.Frame.createEmptyFromFrame(this.frame);
this.overlayCanvas.getContext("2d").clearRect(0, 0, this.overlayCanvas.width, this.overlayCanvas.height);
};
ns.DrawingController.prototype.createMainCanvas = function () {
var mainCanvas = this.createCanvas();
mainCanvas.className = "canvas-main";
this.container.appendChild(mainCanvas);
return mainCanvas;
};
// For some tools, we need a fake canvas that overlay the drawing canvas. These tools are
// generally 'drap and release' based tools (stroke, selection, etc) and the fake canvas
// will help to visualize the tool interaction (without modifying the canvas).
ns.DrawingController.prototype.createOverlayCanvas = function () {
var overlayCanvas = this.createCanvas();
overlayCanvas.className = "canvas-overlay";
this.container.appendChild(overlayCanvas);
return overlayCanvas;
};
// For some tools, we need a fake canvas that overlay the drawing canvas. These tools are
// generally 'drap and release' based tools (stroke, selection, etc) and the fake canvas
// will help to visualize the tool interaction (without modifying the canvas).
ns.DrawingController.prototype.createCanvas = function () {
var width = this.frame.getWidth(),
height = this.frame.getHeight();
var canvas = document.createElement("canvas");
canvas.setAttribute("width", width * this.dpi);
canvas.setAttribute("height", height * this.dpi);
return canvas;
};
})();

View File

@@ -1,53 +0,0 @@
(function () {
var ns = $.namespace("pskl.rendering");
ns.Frame = function (pixels) {
this.pixels = pixels;
};
ns.Frame.createEmpty = function (width, height) {
var pixels = []; //new Array(width);
for (var columnIndex=0; columnIndex < width; columnIndex++) {
var columnArray = [];
for(var heightIndex = 0; heightIndex < height; heightIndex++) {
columnArray.push(Constants.TRANSPARENT_COLOR);
}
pixels[columnIndex] = columnArray;
}
return new ns.Frame(pixels);
};
ns.Frame.createEmptyFromFrame = function (frame) {
return ns.Frame.createEmpty(frame.getWidth(), frame.getHeight());
};
ns.Frame.prototype.clone = function () {
var clone = ns.Frame.createEmptyFromFrame(this);
for (var col = 0 ; col < clone.getWidth() ; col++) {
for (var row = 0 ; row < clone.getHeight() ; row++) {
clone.setPixel(col, row, this.getPixel(col, row));
}
}
return clone;
};
ns.Frame.prototype.setPixel = function (col, row, color) {
this.pixels[col][row] = color;
};
ns.Frame.prototype.getPixel = function (col, row) {
return this.pixels[col][row];
};
ns.Frame.prototype.getWidth = function () {
return this.pixels.length;
};
ns.Frame.prototype.getHeight = function () {
return this.pixels[0].length;
};
ns.Frame.prototype.containsPixel = function (col, row) {
return col >= 0 && row >= 0 && col <= this.pixels.length && row <= this.pixels[0].length;
};
})();