323 lines
9.5 KiB
C++
323 lines
9.5 KiB
C++
// -*- c++ -*-
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// Generated by gtkmmproc -- DO NOT MODIFY!
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#ifndef _PANGOMM_RENDERER_H
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#define _PANGOMM_RENDERER_H
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#include <glibmm.h>
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/* $Id$ */
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/* renderer.h
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*
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* Copyright(C) 2004 The gtkmm Development Team
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Library General Public
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* License as published by the Free Software Foundation; either
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* version 2 of the License, or(at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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* Library General Public License for more details.
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*
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* You should have received a copy of the GNU Library General Public
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* License along with this library; if not, write to the Free
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* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
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*/
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#include <glibmm/object.h>
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#include <pangomm/context.h>
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#include <pangomm/glyphstring.h>
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#include <pangomm/layout.h>
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#include <pangomm/layoutline.h>
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#include <pangomm/types.h> //For Matrix.
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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typedef struct _PangoRenderer PangoRenderer;
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typedef struct _PangoRendererClass PangoRendererClass;
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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namespace Pango
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{ class Renderer_Class; } // namespace Pango
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namespace Pango
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{
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/** @addtogroup pangommEnums Enums and Flags */
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/**
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* @ingroup pangommEnums
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*/
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enum RenderPart
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{
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RENDER_PART_FOREGROUND,
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RENDER_PART_BACKGROUND,
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RENDER_PART_UNDERLINE,
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RENDER_PART_STRIKETHROUGH
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};
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} // namespace Pango
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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namespace Glib
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{
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template <>
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class Value<Pango::RenderPart> : public Glib::Value_Enum<Pango::RenderPart>
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{
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public:
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static GType value_type() G_GNUC_CONST;
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};
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} // namespace Glib
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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namespace Pango
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{
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/** TODO.
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*/
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class Renderer : public Glib::Object
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{
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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public:
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typedef Renderer CppObjectType;
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typedef Renderer_Class CppClassType;
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typedef PangoRenderer BaseObjectType;
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typedef PangoRendererClass BaseClassType;
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private: friend class Renderer_Class;
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static CppClassType renderer_class_;
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private:
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// noncopyable
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Renderer(const Renderer&);
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Renderer& operator=(const Renderer&);
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protected:
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explicit Renderer(const Glib::ConstructParams& construct_params);
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explicit Renderer(PangoRenderer* castitem);
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#endif /* DOXYGEN_SHOULD_SKIP_THIS */
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public:
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virtual ~Renderer();
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#ifndef DOXYGEN_SHOULD_SKIP_THIS
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static GType get_type() G_GNUC_CONST;
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static GType get_base_type() G_GNUC_CONST;
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#endif
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///Provides access to the underlying C GObject.
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PangoRenderer* gobj() { return reinterpret_cast<PangoRenderer*>(gobject_); }
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///Provides access to the underlying C GObject.
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const PangoRenderer* gobj() const { return reinterpret_cast<PangoRenderer*>(gobject_); }
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///Provides access to the underlying C instance. The caller is responsible for unrefing it. Use when directly setting fields in structs.
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PangoRenderer* gobj_copy();
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private:
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protected:
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public:
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/** Draws @a layout with the specified Pango::Renderer.
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*
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* Since: 1.8
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* @param layout A Pango::Layout.
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* @param x X position of left edge of baseline, in user space coordinates
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* in Pango units.
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* @param y X position of left edge of baseline, in user space coordinates
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* in Pango units.
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*/
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void draw_layout(const Glib::RefPtr<Layout>& layout, int x, int y);
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/** Draws @a line with the specified Pango::Renderer.
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*
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* Since: 1.8
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* @param line A Pango::LayoutLine.
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* @param x X position of left edge of baseline, in user space coordinates
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* in Pango units.
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* @param y X position of left edge of baseline, in user space coordinates
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* in Pango units.
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*/
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void draw_layout_line(const Glib::RefPtr<LayoutLine>& line, int x, int y);
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/** Draws the glyphs in @a glyphs with the specified Pango::Renderer.
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*
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* Since: 1.8
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* @param font A Pango::Font.
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* @param glyphs A Pango::GlyphString.
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* @param x X position of left edge of baseline, in user space coordinates
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* in Pango units.
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* @param y X position of left edge of baseline, in user space coordinates
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* in Pango units.
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*/
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void draw_glyphs(const Glib::RefPtr<Font>& font, const GlyphString& glyphs, int x, int y);
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/** Draws an axis-aligned rectangle in user space coordinates with the
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* specified Pango::Renderer.
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*
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* Since: 1.8
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* @param part Type of object this rectangle is part of.
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* @param x X position at which to draw rectangle, in user space coordinates in Pango units.
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* @param y Y position at which to draw rectangle, in user space coordinates in Pango units.
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* @param width Width of rectangle in PangoUnits in user space coordinates.
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* @param height Height of rectangle in PangoUnits in user space coordinates.
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*/
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void draw_rectangle(RenderPart part, int x, int y, int width, int height);
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/** Draw a squiggly line that approximately covers the given rectangle
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* in the style of an underline used to indicate a spelling error.
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* (The width of the underline is rounded to an integer number
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* of up/down segments and the resulting rectangle is centered
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* in the original rectangle)
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*
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* Since: 1.8
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* @param x X coordinate of underline, in Pango units in user coordinate system.
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* @param y Y coordinate of underline, in Pango units in user coordinate system.
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* @param width Width of underline, in Pango units in user coordinate system.
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* @param height Height of underline, in Pango units in user coordinate system.
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*/
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void draw_error_underline(int x, int y, int width, int height);
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/** Draws a trapezoid with the parallel sides aligned with the X axis
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* using the given Pango::Renderer; coordinates are in device space.
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*
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* Since: 1.8
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* @param part Type of object this trapezoid is part of.
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* @param y1 Y coordinate of top of trapezoid.
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* @param x11 X coordinate of left end of top of trapezoid.
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* @param x21 X coordinate of right end of top of trapezoid.
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* @param y2 X coordinate of top of trapezoid.
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* @param x12 X coordinate of left end of top of trapezoid.
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* @param x22 Y coordinate of left end of top of trapezoid.
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*/
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void draw_trapezoid(RenderPart part, double y1, double x11, double x21, double y2, double x12, double x22);
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/** Draws a single glyph with coordinates in device space.
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*
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* Since: 1.8
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* @param font A Pango::Font.
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* @param glyph The glyph index of a single glyph.
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* @param x X coordinate of left edge of baseline of glyph.
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* @param y Y coordinate of left edge of baseline of glyph.
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*/
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void draw_glyph(const Glib::RefPtr<Font>& font, Glyph glyph, double x, double y);
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/** Does initial setup before rendering operations on @a renderer .
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* deactivate() should be called when done drawing.
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* Calls such as draw_layout() automatically
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* activate the layout before drawing on it. Calls to
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* activate() and deactivate() can
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* be nested and the renderer will only be initialized and
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* deinitialized once.
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*
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* Since: 1.8
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*/
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void activate();
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/** Cleans up after rendering operations on @a renderer . See
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* docs for activate().
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*
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* Since: 1.8
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*/
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void deactivate();
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/** Informs Pango that the way that the renderering is done
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* for @a part has changed in a way that would prevent multiple
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* pieces being joined together into one drawing call. For
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* instance, if a subclass of Pango::Renderer was to add a stipple
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* option for drawing underlines, it needs to call
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*
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* @code
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* pango_renderer_part_changed (render, PANGO_RENDER_PART_UNDERLINE);
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* @endcode
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*
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* When the stipple changes or underlines with different stipples
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* might be joined together. Pango automatically calls this for
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* changes to colors. (See set_color())
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*
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* Since: 1.8
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* @param part The part for which rendering has changed.
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*/
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void part_changed(RenderPart part);
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/** Sets the color for part of the rendering.
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*
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* Since: 1.8
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* @param part The part to change the color of.
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* @param color The new color or <tt>0</tt> to unset the current color.
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*/
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void set_color(RenderPart part, const Color& color);
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/** Gets the current rendering color for the specified part.
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* @param part The part to get the color for.
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* @return The color for the specified part, or <tt>0</tt>
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* if it hasn't been set and should be inherited from the
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* environment.
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*
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* Since: 1.8.
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*/
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Color get_color(RenderPart part) const;
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/** Sets the transformation matrix that will be applied when rendering.
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*
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* Since: 1.8
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* @param matrix A Pango::Matrix, or <tt>0</tt> to unset any existing matrix.
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* (No matrix set is the same as setting the identity matrix.).
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*/
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void set_matrix(const Matrix& matrix);
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//TOOD: _WRAP_METHOD(Matrix get_matrix(), pango_renderer_get_matrix)
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//Note: The returned matrix is owned by Pango and must not be modified or freed.
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public:
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public:
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//C++ methods used to invoke GTK+ virtual functions:
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protected:
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//GTK+ Virtual Functions (override these to change behaviour):
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//Default Signal Handlers::
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};
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} /* namespace Pango */
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namespace Glib
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{
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/** @relates Pango::Renderer
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* @param object The C instance
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* @param take_copy False if the result should take ownership of the C instance. True if it should take a new copy or ref.
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* @result A C++ instance that wraps this C instance.
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*/
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Glib::RefPtr<Pango::Renderer> wrap(PangoRenderer* object, bool take_copy = false);
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}
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#endif /* _PANGOMM_RENDERER_H */
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