82 lines
2.6 KiB
JavaScript
82 lines
2.6 KiB
JavaScript
(function () {
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var ns = $.namespace("pskl.controller");
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ns.PaletteController = function () {};
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/**
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* @public
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*/
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ns.PaletteController.prototype.init = function() {
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var transparentColorPalette = $(".palette-color[data-color=TRANSPARENT]");
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transparentColorPalette.mouseup($.proxy(this.onPaletteColorClick_, this));
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$.subscribe(Events.PRIMARY_COLOR_UPDATED, $.proxy(function(evt, color) {
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this.updateColorPicker_(color, $('#color-picker'));
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}, this));
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$.subscribe(Events.SECONDARY_COLOR_UPDATED, $.proxy(function(evt, color) {
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this.updateColorPicker_(color, $('#secondary-color-picker'));
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}, this));
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// Initialize colorpickers:
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var colorPicker = $('#color-picker');
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colorPicker.val(Constants.DEFAULT_PEN_COLOR);
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colorPicker.change({isPrimary : true}, $.proxy(this.onPickerChange_, this));
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var secondaryColorPicker = $('#secondary-color-picker');
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secondaryColorPicker.val(Constants.TRANSPARENT_COLOR);
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secondaryColorPicker.change({isPrimary : false}, $.proxy(this.onPickerChange_, this));
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};
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/**
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* @private
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*/
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ns.PaletteController.prototype.onPickerChange_ = function(evt, isPrimary) {
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var inputPicker = $(evt.target);
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if(evt.data.isPrimary) {
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$.publish(Events.PRIMARY_COLOR_SELECTED, [inputPicker.val()]);
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} else {
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$.publish(Events.SECONDARY_COLOR_SELECTED, [inputPicker.val()]);
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}
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};
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/**
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* @private
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*/
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ns.PaletteController.prototype.onPaletteColorClick_ = function (event) {
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var selectedColor = $(event.target).data("color");
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var isLeftClick = (event.which == 1);
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var isRightClick = (event.which == 3);
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if (isLeftClick) {
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$.publish(Events.PRIMARY_COLOR_SELECTED, [selectedColor]);
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} else if (isRightClick) {
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$.publish(Events.SECONDARY_COLOR_SELECTED, [selectedColor]);
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}
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};
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/**
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* @private
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*/
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ns.PaletteController.prototype.updateColorPicker_ = function (color, colorPicker) {
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if (color == Constants.TRANSPARENT_COLOR) {
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// We can set the current palette color to transparent.
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// You can then combine this transparent color with an advanced
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// tool for customized deletions.
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// Eg: bucket + transparent: Delete a colored area
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// Stroke + transparent: hollow out the equivalent of a stroke
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// The colorpicker can't be set to a transparent state.
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// We set its background to white and insert the
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// string "TRANSPARENT" to mimic this state:
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colorPicker[0].color.fromString("#fff");
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colorPicker.val(Constants.TRANSPARENT_COLOR);
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} else {
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colorPicker[0].color.fromString(color);
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}
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};
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})();
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