dremjs-old/apps/Paint/public/javascripts/index.js

86 lines
1.8 KiB
JavaScript

$( function() {
var canvas = $("#myCanvas");
var paint = new Paint(canvas[0].getContext("2d"));
function getMousePosition(event, canvas) {
var x, y;
if (event.offsetX) {
x = event.offsetX;
y = event.offsetY;
} else {
x = event.pageX - canvas.offsetLeft;
y = event.pageY - canvas.offsetTop;
}
return {
x: x,
y: y
};
}
canvas.mousedown(function(e) {
var pos = getMousePosition(e, this);
paint.isPainting = true;
paint.addClick(pos.x, pos.y, false);
paint.draw();
});
canvas.mousemove(function(e) {
if (paint.isPainting) {
var pos = getMousePosition(e, this);
paint.addClick(pos.x, pos.y, true);
paint.draw();
}
});
canvas.mouseup(function(e) {
paint.stop();
});
canvas.mouseleave(function(e) {
paint.stop();
});
$("#clearButton").click(function() {
paint.clear();
});
$("#colorPalette a").click(function() {
$("#colorPalette a").removeClass("active");
$(this).addClass("active");
paint.options.brushColour = "#"+this.name;
});
$("#newPaintModal").modal({
backdrop: 'static',
keyboard: false
});
$("#clearCanvasBtn").click(function() {
paint.clear();
});
$("#saveCanvasBtn").click(function() {
var dataURL = canvas[0].toDataURL().replace('data:image/png', 'data:application/octet-stream');
window.open(dataURL);
});
$("#blankCanvas").click(function() {
paint.clear();
$("#newPaintModal").modal("hide");
});
$("#batmanCanvas").click(function() {
paint.clear();
paint.drawImage("img/batman.gif");
$("#newPaintModal").modal("hide");
});
$("#spidermanCanvas").click(function() {
paint.clear();
paint.drawImage("img/spiderman.gif");
$("#newPaintModal").modal("hide");
});
});