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created tool class which keeps track of cursors, incorporates changeTool; made changelog data its own file

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Sam Keddy
2020-04-15 00:01:31 +00:00
parent a10453c7cb
commit 91da252f49
26 changed files with 460 additions and 315 deletions
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10
js/_changeZoom.js
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@ -3,14 +3,14 @@ function changeZoom (layer, direction, cursorLocation) {
var oldWidth = canvasSize[0] * zoom;
var oldHeight = canvasSize[1] * zoom;
var newWidth, newHeight;
//change zoom level
//if you want to zoom out, and the zoom isnt already at the smallest level
if (direction == 'out' && zoom > 1) {
zoom -= Math.ceil(zoom / 10);
newWidth = canvasSize[0] * zoom;
newHeight = canvasSize[1] * zoom;
//adjust canvas position
setCanvasOffset(layer.canvas, layer.canvas.offsetLeft + (oldWidth - newWidth) *cursorLocation[0]/oldWidth, layer.canvas.offsetTop + (oldHeight - newHeight) *cursorLocation[1]/oldWidth)
}
@ -19,14 +19,14 @@ function changeZoom (layer, direction, cursorLocation) {
zoom += Math.ceil(zoom/10);
newWidth = canvasSize[0] * zoom;
newHeight = canvasSize[1] * zoom;
//adjust canvas position
setCanvasOffset(layer.canvas, layer.canvas.offsetLeft - Math.round((newWidth - oldWidth)*cursorLocation[0]/oldWidth), layer.canvas.offsetTop - Math.round((newHeight - oldHeight)*cursorLocation[1]/oldHeight))
}
//resize canvas
layer.resize();
// adjust brush size
updateCursor();
currentTool.updateCursor();
}