webkitgtk-2.16.5HEADwebkitgtk-2.16.5master

1 files changed, 89 insertions, 0 deletions

diff --git a/Source/WebInspectorUI/UserInterface/Views/VisualStyleRelativeNumberSlider.js b/Source/WebInspectorUI/UserInterface/Views/VisualStyleRelativeNumberSlider.js
new file mode 100644
index 000000000..f155825f5
--- /dev/null
+++ b/Source/WebInspectorUI/UserInterface/Views/VisualStyleRelativeNumberSlider.js
@@ -0,0 +1,89 @@
+/*
+ * Copyright (C) 2015 Apple Inc. All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ *
+ * THIS SOFTWARE IS PROVIDED BY APPLE INC. AND ITS CONTRIBUTORS ``AS IS''
+ * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
+ * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL APPLE INC. OR ITS CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF
+ * THE POSSIBILITY OF SUCH DAMAGE.
+ */
+
+WebInspector.VisualStyleRelativeNumberSlider = class VisualStyleRelativeNumberSlider extends WebInspector.VisualStyleNumberInputBox
+{
+    constructor(propertyNames, text, possibleValues, possibleUnits, allowNegativeValues, layoutReversed)
+    {
+        super(propertyNames, text, possibleValues, possibleUnits, allowNegativeValues, layoutReversed);
+
+        this._element.classList.add("relative-number-slider");
+
+        this._sliderElement = document.createElement("input");
+        this._sliderElement.classList.add("relative-slider");
+        this._sliderElement.type = "range";
+        this._sliderElement.addEventListener("input", this._sliderChanged.bind(this));
+        this._element.appendChild(this._sliderElement);
+
+        this._startingValue = 0;
+        this._scale = 200;
+    }
+
+    // Public
+
+    set scale(scale)
+    {
+        this._scale = scale || 1;
+    }
+
+    updateEditorValues(updatedValues)
+    {
+        super.updateEditorValues(updatedValues);
+        this._resetSlider();
+    }
+
+    // Private
+
+    _resetSlider()
+    {
+        this._startingValue = parseFloat(this._valueNumberInputElement.value);
+        if (isNaN(this._startingValue))
+            this._startingValue = parseFloat(this.placeholder) || 0;
+
+        let midpoint = this._scale / 2;
+        if (this._allowNegativeValues || this._startingValue > midpoint) {
+            this._sliderElement.min = -midpoint;
+            this._sliderElement.max = midpoint;
+            this._sliderElement.value = 0;
+        } else {
+            this._sliderElement.min = 0;
+            this._sliderElement.max = this._scale;
+            this._sliderElement.value = this._startingValue;
+            this._startingValue = 0;
+        }
+    }
+
+    _sliderChanged()
+    {
+        this.value = this._startingValue + Math.round(parseFloat(this._sliderElement.value) * 100) / 100;
+        this._valueDidChange();
+    }
+
+    _numberInputChanged()
+    {
+        super._numberInputChanged();
+        this._resetSlider();
+    }
+};