/*
*canvasid:html canvas tag id
*imageid:html img tag id
*gridcountX: x-axis picture segmentation number
*gridcountY: the number of y-axis pictures divided
*gridspace: Grid space
*offsetX: x*y grid relative to canvas(0, 0) X coordinate offset
**offsetX: x*y grid relative to canvas(0, 0) Y coordinate offset
*isanimat: Whether to enable animation display
*/
function ImageGrid(canvasid, imageid, gridcountX, gridcountY, gridspace, offsetX, offsetY, isanimat) {
var image = new Image();
var g = (canvasid).getContext("2d");
var img=(imageid);
=("src");
(image, 0, 0);
var imagedata = (0, 0, , );
var grid_width = / gridcountX;
var grid_height = / gridcountY;
//Animation
if (isanimat) {
var x = 0,
y = 0;
var inter = setInterval(function() {
(imagedata, gridspace * x + offsetX, gridspace * y + offsetY, grid_width * x, grid_height * y, grid_width, grid_height);
x < gridcountX ? x++ : x = 0;
if (x == 0) {
y < gridcountY ? y++ : y = 0;
}
}, 200);
y == gridcountY ? clearInterval(inter) : null;
} else { //Non-animation
for (var y = 0; y < gridcountY; y++) {
for (var x = 0; x < gridcountX; x++) {
(imagedata, gridspace * x + offsetX, gridspace * y + offsetY, grid_width * x, grid_height * y, grid_width, grid_height);
}
}
}
}