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/*
* Copyright 2011 Canonical Ltd.
*
* This program is free software: you can redistribute it and/or modify it
* under the terms of the GNU Lesser General Public License version 3, as
* published by the Free Software Foundation.
*
* This program is distributed in the hope that it will be useful, but
* WITHOUT ANY WARRANTY; without even the implied warranties of
* MERCHANTABILITY, SATISFACTORY QUALITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the applicable version of the GNU Lesser General Public
* License for more details.
*
* You should have received a copy of both the GNU Lesser General Public
* License version 3 along with this program. If not, see
* <http://www.gnu.org/licenses/>
*
* Authored by: Gordon Allott <gord.allott@canonical.com>
*
*/
#ifndef UNITYSHELL_FILTERMULTIRANGEBUTTON_H
#define UNITYSHELL_FILTERMULTIRANGEBUTTON_H
#include <memory>
#include <Nux/Nux.h>
#include <Nux/CairoWrapper.h>
#include <Nux/ToggleButton.h>
#include <Nux/View.h>
#include <UnityCore/Filter.h>
namespace unity
{
namespace dash
{
enum class MultiRangeSide : unsigned int
{
LEFT = 0,
RIGHT,
CENTER
};
enum class MultiRangeArrow : unsigned int
{
LEFT = 0,
RIGHT,
BOTH,
NONE
};
class FilterMultiRangeButton : public nux::ToggleButton
{
public:
FilterMultiRangeButton (std::string const& label, NUX_FILE_LINE_PROTO);
FilterMultiRangeButton (NUX_FILE_LINE_PROTO);
~FilterMultiRangeButton();
void SetFilter(FilterOption::Ptr const& filter);
FilterOption::Ptr GetFilter();
void SetVisualSide(MultiRangeSide side); //0 = left, 1 = center, 2 = right - sucky api i know :(
void SetHasArrow(MultiRangeArrow arrow); //0 = left, 1 = both, 2 = right, -1 = none
protected:
virtual long ComputeContentSize();
virtual void Draw(nux::GraphicsEngine& GfxContext, bool force_draw);
private:
void InitTheme();
void Init();
void RedrawTheme(nux::Geometry const& geom,
cairo_t* cr,
nux::ButtonVisualState faked_state,
MultiRangeArrow faked_arrow,
MultiRangeSide faked_side);
void RedrawFocusOverlay(nux::Geometry const& geom,
cairo_t* cr,
MultiRangeArrow faked_arrow,
MultiRangeSide faked_side);
void OnActivated(nux::Area* area);
void OnActiveChanged(bool value);
FilterOption::Ptr filter_;
typedef std::unique_ptr<nux::CairoWrapper> NuxCairoPtr;
typedef std::pair<MultiRangeArrow, MultiRangeSide> MapKey;
std::map<MapKey, NuxCairoPtr> active_;
std::map<MapKey, NuxCairoPtr> focus_;
std::map<MapKey, NuxCairoPtr> normal_;
std::map<MapKey, NuxCairoPtr> prelight_;
nux::Geometry cached_geometry_;
MultiRangeArrow has_arrow_;
MultiRangeSide side_;
};
} // namespace dash
} // namespace unity
#endif // UNITYSHELL_FILTERMULTIRANGEBUTTON_H
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