barLevel: Support maxValue higher than 1
Ensure that both barLevel and slider can support a higher maxValue than 1 and computes various positions based on it. It defaults to 1 if not set. https://bugzilla.gnome.org/show_bug.cgi?id=790280.
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@ -14,7 +14,8 @@ var BarLevel = new Lang.Class({
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if (isNaN(value))
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// Avoid spreading NaNs around
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throw TypeError('The bar level value must be a number');
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this._value = Math.max(Math.min(value, 1), 0);
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this._maxValue = 1;
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this._value = Math.max(Math.min(value, this._maxValue), 0);
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this._barLevelWidth = 0;
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if (params == undefined)
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@ -44,7 +45,15 @@ var BarLevel = new Lang.Class({
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if (isNaN(value))
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throw TypeError('The bar level value must be a number');
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this._value = Math.max(Math.min(value, 1), 0);
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this._value = Math.max(Math.min(value, this._maxValue), 0);
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this.actor.queue_repaint();
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},
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setMaximumValue(value) {
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if (isNaN(value))
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throw TypeError('The bar level max value must be a number');
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this._maxValue = Math.max(value, 1);
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this.actor.queue_repaint();
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},
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@ -72,7 +81,9 @@ var BarLevel = new Lang.Class({
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const TAU = Math.PI * 2;
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let endX = barLevelBorderRadius + (width - 2 * barLevelBorderRadius) * this._value;
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let endX = 0;
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if (this._maxValue > 0)
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endX = barLevelBorderRadius + (width - 2 * barLevelBorderRadius) * this._value / this._maxValue;
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/* background bar */
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cr.arc(width - barLevelBorderRadius - barLevelBorderWidth, height / 2, barLevelBorderRadius, TAU * 3 / 4, TAU * 1 / 4);
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@ -118,7 +129,7 @@ var BarLevel = new Lang.Class({
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},
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_getMaximumValue(actor) {
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return 1;
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return this._maxValue;
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},
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_setCurrentValue(actor, value) {
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@ -51,7 +51,7 @@ var Slider = new Lang.Class({
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const TAU = Math.PI * 2;
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let handleX = handleRadius + (width - 2 * handleRadius) * this._value;
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let handleX = handleRadius + (width - 2 * handleRadius) * this._value / this._maxValue;
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let handleY = height / 2;
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let color = themeNode.get_foreground_color();
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@ -159,7 +159,7 @@ var Slider = new Lang.Class({
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delta = -dy * SLIDER_SCROLL_STEP;
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}
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this._value = Math.min(Math.max(0, this._value + delta), 1);
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this._value = Math.min(Math.max(0, this._value + delta), this._maxValue);
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this.actor.queue_repaint();
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this.emit('value-changed', this._value);
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@ -181,7 +181,7 @@ var Slider = new Lang.Class({
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let key = event.get_key_symbol();
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if (key == Clutter.KEY_Right || key == Clutter.KEY_Left) {
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let delta = key == Clutter.KEY_Right ? 0.1 : -0.1;
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this._value = Math.max(0, Math.min(this._value + delta, 1));
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this._value = Math.max(0, Math.min(this._value + delta, this._maxValue));
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this.actor.queue_repaint();
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this.emit('drag-begin');
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this.emit('value-changed', this._value);
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@ -207,7 +207,7 @@ var Slider = new Lang.Class({
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newvalue = 1;
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else
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newvalue = (relX - handleRadius) / (width - 2 * handleRadius);
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this._value = newvalue;
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this._value = newvalue * this._maxValue;
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this.actor.queue_repaint();
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this.emit('value-changed', this._value);
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},
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