1 /*

     2  * Copyright (C) 2010 Google Inc. All rights reserved.

     3  *

     4  * Redistribution and use in source and binary forms, with or without

     5  * modification, are permitted provided that the following conditions are

     6  * met:

     7  *

     8  *     * Redistributions of source code must retain the above copyright

     9  * notice, this list of conditions and the following disclaimer.

    10  *     * Redistributions in binary form must reproduce the above

    11  * copyright notice, this list of conditions and the following disclaimer

    12  * in the documentation and/or other materials provided with the

    13  * distribution.

    14  *     * Neither the name of Google Inc. nor the names of its

    15  * contributors may be used to endorse or promote products derived from

    16  * this software without specific prior written permission.

    17  *

    18  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS

    19  * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT

    20  * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR

    21  * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT

    22  * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,

    23  * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT

    24  * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,

    25  * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY

    26  * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT

    27  * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE

    28  * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.

    29  */

    30 

    31 #ifndef PlatformThemeChromiumGtk_h

    32 #define PlatformThemeChromiumGtk_h

    33 

    34 #include "PlatformContextSkia.h"

    35 #include "SkColor.h"

    36 #include "SkScalar.h"

    37 #include "ThemeTypes.h"

    38 

    39 namespace WebCore {

    40 

    41 class PlatformThemeChromiumGtk {

    42 public:

    43     enum ArrowDirection {

    44         North,

    45         East,

    46         South,

    47         West,

    48     };

    49 

    50     static void setScrollbarColors(unsigned inactiveColor,

    51                                    unsigned activeColor,

    52                                    unsigned trackColor);

    53     static unsigned thumbInactiveColor() { return s_thumbInactiveColor; }

    54     static unsigned thumbActiveColor() { return s_thumbActiveColor; }

    55     static unsigned trackColor() { return s_trackColor; }

    56 

    57     static SkColor saturateAndBrighten(const SkScalar hsv[3], SkScalar saturateAmount, SkScalar brightenAmount);

    58     static SkColor outlineColor(const SkScalar hsv1[3], const SkScalar hsv2[3]);

    59     static void paintArrowButton(GraphicsContext*, const IntRect&, ArrowDirection, ControlStates);

    60 

    61 private:

    62     PlatformThemeChromiumGtk() {}

    63 

    64     static unsigned s_thumbInactiveColor;

    65     static unsigned s_thumbActiveColor;

    66     static unsigned s_trackColor;

    67 };

    68 

    69 } // namespace WebCore

    70 

    71 #endif // PlatformThemeChromiumGtk_h