Merge pull request #89 from grosbouddha/highlight-tool-pixels

Highlight tool target pixel
This commit is contained in:
grosbouddha 2012-09-16 07:44:22 -07:00
commit 8fc65e7a85
2 changed files with 24 additions and 1 deletions

View file

@ -8,6 +8,12 @@ var Constants = {
* strokes and rectangles:
*/
SELECTION_TRANSPARENT_COLOR: 'rgba(255, 255, 255, 0.6)',
/*
* When a tool is hovering the drawing canvas, we highlight the eventual
* pixel target with this color:
*/
TOOL_TARGET_HIGHLIGHT_COLOR: 'rgba(255, 255, 255, 0.2)',
/*
* Default entry point for piskel web service:

View file

@ -12,7 +12,24 @@
ns.BaseTool.prototype.moveToolAt = function(col, row, color, frame, overlay) {};
ns.BaseTool.prototype.moveUnactiveToolAt = function(col, row, color, frame, overlay) {};
ns.BaseTool.prototype.moveUnactiveToolAt = function(col, row, color, frame, overlay) {
if (overlay.containsPixel(col, row)) {
if (!isNaN(this.highlightedPixelCol) &&
!isNaN(this.highlightedPixelRow) &&
(this.highlightedPixelRow != row ||
this.highlightedPixelCol != col)) {
// Clean the previously highlighted pixel:
overlay.clear();
}
// Show the current pixel targeted by the tool:
overlay.setPixel(col, row, Constants.TOOL_TARGET_HIGHLIGHT_COLOR);
this.highlightedPixelCol = col;
this.highlightedPixelRow = row;
}
};
ns.BaseTool.prototype.releaseToolAt = function(col, row, color, frame, overlay) {};