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// -*- Mode: C++; indent-tabs-mode: nil; tab-width: 2 -*-
/*
* Copyright (C) 2010 Canonical Ltd
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU 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 warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
* Authored by: Jay Taoko <jay.taoko@canonical.com>
* Authored by: Mirco Müller <mirco.mueller@canonical.com
*/
#ifndef TOOLTIP_H
#define TOOLTIP_H
#include "Nux/Nux.h"
#include "Nux/BaseWindow.h"
#include "NuxGraphics/GraphicsEngine.h"
#include "Nux/TextureArea.h"
#include "NuxImage/CairoGraphics.h"
#include "StaticCairoText.h"
#include <pango/pango.h>
#include <pango/pangocairo.h>
#include "Introspectable.h"
#if defined(NUX_OS_LINUX)
#include <X11/Xlib.h>
#endif
#define ANCHOR_WIDTH 10.0f
#define ANCHOR_HEIGHT 18.0f
#define HIGH_LIGHT_Y -30.0f
#define HIGH_LIGHT_MIN_WIDTH 200.0f
#define RADIUS 5.0f
#define BLUR_INTENSITY 8
#define LINE_WIDTH 1.0f
#define PADDING_SIZE 1
#define H_MARGIN 30
#define V_MARGIN 4
#define FONT_FACE "Ubuntu 13"
class QuicklistMenuItem;
namespace nux
{
class VLayout;
class HLayout;
class SpaceLayout;
class Tooltip : public BaseWindow, public Introspectable
{
NUX_DECLARE_OBJECT_TYPE (Tooltip, BaseWindow);
public:
Tooltip ();
~Tooltip ();
long ProcessEvent (IEvent& iEvent,
long traverseInfo,
long processEventInfo);
void Draw (GraphicsEngine& gfxContext,
bool forceDraw);
void DrawContent (GraphicsEngine& gfxContext,
bool forceDraw);
void SetText (NString text);
void ShowTooltipWithTipAt (int anchor_tip_x, int anchor_tip_y);
// Introspection
const gchar* GetName ();
void AddProperties (GVariantBuilder *builder);
private:
void RecvCairoTextChanged (StaticCairoText* cairo_text);
void PreLayoutManagement ();
long PostLayoutManagement (long layoutResult);
void PositionChildLayout (float offsetX,
float offsetY);
void LayoutWindowElements ();
void NotifyConfigurationChange (int width,
int height);
//nux::CairoGraphics* _cairo_graphics;
int _anchorX;
int _anchorY;
nux::NString _labelText;
int _dpiX;
int _dpiY;
int _top_size; // size of the segment from point 13 to 14. See figure in _compute_full_mask_path.
cairo_font_options_t* _fontOpts;
nux::StaticCairoText* _tooltip_text;
nux::BaseTexture* _texture_bg;
nux::BaseTexture* _texture_mask;
nux::BaseTexture* _texture_outline;
float _anchor_width;
float _anchor_height;
float _corner_radius;
float _padding;
nux::HLayout *_hlayout;
VLayout *_vlayout;
nux::SpaceLayout *_left_space; //!< Space from the left of the widget to the left of the text.
nux::SpaceLayout *_right_space; //!< Space from the right of the text to the right of the widget.
nux::SpaceLayout *_top_space; //!< Space from the left of the widget to the left of the text.
nux::SpaceLayout *_bottom_space; //!< Space from the right of the text to the right of the widget.
bool _cairo_text_has_changed;
void UpdateTexture ();
// Introspection
gchar *_name;
};
}
#endif // TOOLTIP_H
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