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Added eraser resize when right clicking while having the eraser tool selected.

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Signed-off-by: npalomba <nicola.palomba@studenti.galileilivorno.gov.it>
This commit is contained in:
npalomba
2019-04-02 19:42:28 +02:00
parent f6b1e3ce5b
commit 46bd6a8adb
3 changed files with 35 additions and 13 deletions
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43
js/_mouseEvents.js
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@@ -27,8 +27,12 @@ window.addEventListener("mousedown", function (mouseEvent) {
}
else if (currentTool == 'pencil' && mouseEvent.which == 3) {
currentTool = 'resize-brush';
prevBrushSize=brushSize;
prevBrushSize = brushSize;
}
else if (currentTool == 'eraser' && mouseEvent.which == 3) {
currentTool = 'resize-eraser';
prevEraserSize = eraserSize;
}
if (currentTool == 'eyedropper' && mouseEvent.target == currentLayer.canvas)
eyedropperPreview.style.display = 'block';
@@ -205,17 +209,34 @@ function draw (mouseEvent) {
//var roundingAmount = 20 - Math.round(distanceFromClick/10);
//this doesnt work in reverse... because... it's not basing it off of the brush size which it should be
var brushSizeChange = Math.round(distanceFromClick/10);
var newBrushSize = prevBrushSize + brushSizeChange;
//set the brush to the new size as long as its bigger than 1
brushSize = Math.max(1,newBrushSize);
//fix offset so the cursor stays centered
brushPreview.style.left = lastPos[0] + currentLayer.canvas.offsetLeft - brushSize * zoom / 2 + 'px';
brushPreview.style.top = lastPos[1] + currentLayer.canvas.offsetTop - brushSize * zoom / 2 + 'px';
var newBrushSize = prevBrushSize + brushSizeChange;
updateCursor();
}
//set the brush to the new size as long as its bigger than 1
brushSize = Math.max(1,newBrushSize);
//fix offset so the cursor stays centered
brushPreview.style.left = lastPos[0] + currentLayer.canvas.offsetLeft - brushSize * zoom / 2 + 'px';
brushPreview.style.top = lastPos[1] + currentLayer.canvas.offsetTop - brushSize * zoom / 2 + 'px';
updateCursor();
}
else if (currentTool == 'resize-eraser' && dragging) {
//get new brush size based on x distance from original clicking location
var distanceFromClick = cursorLocation[0] - lastPos[0];
//var roundingAmount = 20 - Math.round(distanceFromClick/10);
//this doesnt work in reverse... because... it's not basing it off of the brush size which it should be
var eraserSizeChange = Math.round(distanceFromClick/10);
var newEraserSizeChange = prevEraserSize + eraserSizeChange;
//set the brush to the new size as long as its bigger than 1
eraserSize = Math.max(1,newEraserSizeChange);
//fix offset so the cursor stays centered
brushPreview.style.left = lastPos[0] + currentLayer.canvas.offsetLeft - eraserSize * zoom / 2 + 'px';
brushPreview.style.top = lastPos[1] + currentLayer.canvas.offsetTop - eraserSize * zoom / 2 + 'px';
updateCursor();
}
}
//mousewheel scrroll