llui.h
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- /**
- * @file llui.h
- * @brief GL function declarations and other general static UI services.
- *
- * $LicenseInfo:firstyear=2001&license=viewergpl$
- *
- * Copyright (c) 2001-2010, Linden Research, Inc.
- *
- * Second Life Viewer Source Code
- * The source code in this file ("Source Code") is provided by Linden Lab
- * to you under the terms of the GNU General Public License, version 2.0
- * ("GPL"), unless you have obtained a separate licensing agreement
- * ("Other License"), formally executed by you and Linden Lab. Terms of
- * the GPL can be found in doc/GPL-license.txt in this distribution, or
- * online at http://secondlifegrid.net/programs/open_source/licensing/gplv2
- *
- * There are special exceptions to the terms and conditions of the GPL as
- * it is applied to this Source Code. View the full text of the exception
- * in the file doc/FLOSS-exception.txt in this software distribution, or
- * online at
- * http://secondlifegrid.net/programs/open_source/licensing/flossexception
- *
- * By copying, modifying or distributing this software, you acknowledge
- * that you have read and understood your obligations described above,
- * and agree to abide by those obligations.
- *
- * ALL LINDEN LAB SOURCE CODE IS PROVIDED "AS IS." LINDEN LAB MAKES NO
- * WARRANTIES, EXPRESS, IMPLIED OR OTHERWISE, REGARDING ITS ACCURACY,
- * COMPLETENESS OR PERFORMANCE.
- * $/LicenseInfo$
- */
- // All immediate-mode gl drawing should happen here.
- #ifndef LL_LLUI_H
- #define LL_LLUI_H
- #include "llpointer.h" // LLPointer<>
- #include "llrect.h"
- #include "llcontrol.h"
- #include "llcoord.h"
- #include "lluiimage.h" // *TODO: break this dependency, need to add #include "lluiimage.h" to all widgets that hold an Optional<LLUIImage*> in their paramblocks
- #include "llinitparam.h"
- #include "llregistry.h"
- #include "lluicolor.h"
- #include "lluicolortable.h"
- #include <boost/signals2.hpp>
- #include "lllazyvalue.h"
- #include "llhandle.h" // *TODO: remove this dependency, added as a
- // convenience when LLHandle moved to llhandle.h
- #include "llframetimer.h"
- // LLUIFactory
- #include "llsd.h"
- // for initparam specialization
- #include "llfontgl.h"
- class LLColor4;
- class LLVector3;
- class LLVector2;
- class LLUIImage;
- class LLUUID;
- class LLWindow;
- class LLView;
- class LLHelp;
- // UI colors
- extern const LLColor4 UI_VERTEX_COLOR;
- void make_ui_sound(const char* name);
- BOOL ui_point_in_rect(S32 x, S32 y, S32 left, S32 top, S32 right, S32 bottom);
- void gl_state_for_2d(S32 width, S32 height);
- void gl_line_2d(S32 x1, S32 y1, S32 x2, S32 y2);
- void gl_line_2d(S32 x1, S32 y1, S32 x2, S32 y2, const LLColor4 &color );
- void gl_triangle_2d(S32 x1, S32 y1, S32 x2, S32 y2, S32 x3, S32 y3, const LLColor4& color, BOOL filled);
- void gl_rect_2d_simple( S32 width, S32 height );
- void gl_draw_x(const LLRect& rect, const LLColor4& color);
- void gl_rect_2d(S32 left, S32 top, S32 right, S32 bottom, BOOL filled = TRUE );
- void gl_rect_2d(S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &color, BOOL filled = TRUE );
- void gl_rect_2d_offset_local( S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &color, S32 pixel_offset = 0, BOOL filled = TRUE );
- void gl_rect_2d_offset_local( S32 left, S32 top, S32 right, S32 bottom, S32 pixel_offset = 0, BOOL filled = TRUE );
- void gl_rect_2d(const LLRect& rect, BOOL filled = TRUE );
- void gl_rect_2d(const LLRect& rect, const LLColor4& color, BOOL filled = TRUE );
- void gl_rect_2d_checkerboard(const LLRect& rect);
- void gl_drop_shadow(S32 left, S32 top, S32 right, S32 bottom, const LLColor4 &start_color, S32 lines);
- void gl_circle_2d(F32 x, F32 y, F32 radius, S32 steps, BOOL filled);
- void gl_arc_2d(F32 center_x, F32 center_y, F32 radius, S32 steps, BOOL filled, F32 start_angle, F32 end_angle);
- void gl_deep_circle( F32 radius, F32 depth );
- void gl_ring( F32 radius, F32 width, const LLColor4& center_color, const LLColor4& side_color, S32 steps, BOOL render_center );
- void gl_corners_2d(S32 left, S32 top, S32 right, S32 bottom, S32 length, F32 max_frac);
- void gl_washer_2d(F32 outer_radius, F32 inner_radius, S32 steps, const LLColor4& inner_color, const LLColor4& outer_color);
- void gl_washer_segment_2d(F32 outer_radius, F32 inner_radius, F32 start_radians, F32 end_radians, S32 steps, const LLColor4& inner_color, const LLColor4& outer_color);
- void gl_washer_spokes_2d(F32 outer_radius, F32 inner_radius, S32 count, const LLColor4& inner_color, const LLColor4& outer_color);
- void gl_draw_image(S32 x, S32 y, LLTexture* image, const LLColor4& color = UI_VERTEX_COLOR, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f));
- void gl_draw_scaled_image(S32 x, S32 y, S32 width, S32 height, LLTexture* image, const LLColor4& color = UI_VERTEX_COLOR, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f));
- void gl_draw_rotated_image(S32 x, S32 y, F32 degrees, LLTexture* image, const LLColor4& color = UI_VERTEX_COLOR, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f));
- void gl_draw_scaled_rotated_image(S32 x, S32 y, S32 width, S32 height, F32 degrees,LLTexture* image, const LLColor4& color = UI_VERTEX_COLOR, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f));
- void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 border_width, S32 border_height, S32 width, S32 height, LLTexture* image, const LLColor4 &color, BOOL solid_color = FALSE, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f));
- void gl_draw_scaled_image_with_border(S32 x, S32 y, S32 width, S32 height, LLTexture* image, const LLColor4 &color, BOOL solid_color = FALSE, const LLRectf& uv_rect = LLRectf(0.f, 1.f, 1.f, 0.f), const LLRectf& scale_rect = LLRectf(0.f, 1.f, 1.f, 0.f));
- void gl_rect_2d_xor(S32 left, S32 top, S32 right, S32 bottom);
- void gl_stippled_line_3d( const LLVector3& start, const LLVector3& end, const LLColor4& color, F32 phase = 0.f );
- void gl_rect_2d_simple_tex( S32 width, S32 height );
- // segmented rectangles
- /*
- TL |______TOP_________| TR
- /| |
- _/_|__________________|__
- L| | MIDDLE | |R
- _|_|__________________|_|_
- | BOTTOM | /
- BL|__________________|/ BR
- | |
- */
- typedef enum e_rounded_edge
- {
- ROUNDED_RECT_LEFT = 0x1,
- ROUNDED_RECT_TOP = 0x2,
- ROUNDED_RECT_RIGHT = 0x4,
- ROUNDED_RECT_BOTTOM = 0x8,
- ROUNDED_RECT_ALL = 0xf
- }ERoundedEdge;
- void gl_segmented_rect_2d_tex(const S32 left, const S32 top, const S32 right, const S32 bottom, const S32 texture_width, const S32 texture_height, const S32 border_size, const U32 edges = ROUNDED_RECT_ALL);
- void gl_segmented_rect_2d_fragment_tex(const S32 left, const S32 top, const S32 right, const S32 bottom, const S32 texture_width, const S32 texture_height, const S32 border_size, const F32 start_fragment, const F32 end_fragment, const U32 edges = ROUNDED_RECT_ALL);
- void gl_segmented_rect_3d_tex(const LLVector2& border_scale, const LLVector3& border_width, const LLVector3& border_height, const LLVector3& width_vec, const LLVector3& height_vec, U32 edges = ROUNDED_RECT_ALL);
- void gl_segmented_rect_3d_tex_top(const LLVector2& border_scale, const LLVector3& border_width, const LLVector3& border_height, const LLVector3& width_vec, const LLVector3& height_vec);
- inline void gl_rect_2d( const LLRect& rect, BOOL filled )
- {
- gl_rect_2d( rect.mLeft, rect.mTop, rect.mRight, rect.mBottom, filled );
- }
- inline void gl_rect_2d_offset_local( const LLRect& rect, S32 pixel_offset, BOOL filled)
- {
- gl_rect_2d_offset_local( rect.mLeft, rect.mTop, rect.mRight, rect.mBottom, pixel_offset, filled );
- }
- class LLImageProviderInterface;
- typedef void (*LLUIAudioCallback)(const LLUUID& uuid);
- class LLUI
- {
- LOG_CLASS(LLUI);
- public:
- //
- // Methods
- //
- typedef std::map<std::string, LLControlGroup*> settings_map_t;
- static void initClass(const settings_map_t& settings,
- LLImageProviderInterface* image_provider,
- LLUIAudioCallback audio_callback = NULL,
- const LLVector2 *scale_factor = NULL,
- const std::string& language = LLStringUtil::null);
- static void cleanupClass();
- static void pushMatrix();
- static void popMatrix();
- static void loadIdentity();
- static void translate(F32 x, F32 y, F32 z = 0.0f);
- static LLRect sDirtyRect;
- static BOOL sDirty;
- static void dirtyRect(LLRect rect);
- // Return the ISO639 language name ("en", "ko", etc.) for the viewer UI.
- // http://www.loc.gov/standards/iso639-2/php/code_list.php
- static std::string getLanguage();
-
- static void setupPaths();
- static const std::vector<std::string>& getXUIPaths() { return sXUIPaths; }
- static std::string getSkinPath() { return sXUIPaths.front(); }
- static std::string getLocalizedSkinPath() { return sXUIPaths.back(); } //all files may not exist at the localized path
- //helper functions (should probably move free standing rendering helper functions here)
- static LLView* getRootView() { return sRootView; }
- static void setRootView(LLView* view) { sRootView = view; }
- static std::string locateSkin(const std::string& filename);
- static void setMousePositionScreen(S32 x, S32 y);
- static void getMousePositionScreen(S32 *x, S32 *y);
- static void setMousePositionLocal(const LLView* viewp, S32 x, S32 y);
- static void getMousePositionLocal(const LLView* viewp, S32 *x, S32 *y);
- static void setScaleFactor(const LLVector2& scale_factor);
- static void setLineWidth(F32 width);
- static LLPointer<LLUIImage> getUIImageByID(const LLUUID& image_id, S32 priority = 0);
- static LLPointer<LLUIImage> getUIImage(const std::string& name, S32 priority = 0);
- static LLVector2 getWindowSize();
- static void screenPointToGL(S32 screen_x, S32 screen_y, S32 *gl_x, S32 *gl_y);
- static void glPointToScreen(S32 gl_x, S32 gl_y, S32 *screen_x, S32 *screen_y);
- static void screenRectToGL(const LLRect& screen, LLRect *gl);
- static void glRectToScreen(const LLRect& gl, LLRect *screen);
- // Returns the control group containing the control name, or the default group
- static LLControlGroup& getControlControlGroup (const std::string& controlname);
- static F32 getMouseIdleTime() { return sMouseIdleTimer.getElapsedTimeF32(); }
- static void resetMouseIdleTimer() { sMouseIdleTimer.reset(); }
- static LLWindow* getWindow() { return sWindow; }
- // Ensures view does not overlap mouse cursor, but is inside
- // the view's parent rectangle. Used for tooltips, inspectors.
- // Optionally override the view's default X/Y, which are relative to the
- // view's parent.
- static void positionViewNearMouse(LLView* view, S32 spawn_x = S32_MAX, S32 spawn_y = S32_MAX);
- //
- // Data
- //
- static settings_map_t sSettingGroups;
- static LLUIAudioCallback sAudioCallback;
- static LLVector2 sGLScaleFactor;
- static LLWindow* sWindow;
- static LLView* sRootView;
- static LLHelp* sHelpImpl;
- private:
- static LLImageProviderInterface* sImageProvider;
- static std::vector<std::string> sXUIPaths;
- static LLFrameTimer sMouseIdleTimer;
- };
- // Moved LLLocalClipRect to lllocalcliprect.h
- // Moved all LLHandle-related code to llhandle.h
- //RN: maybe this needs to moved elsewhere?
- class LLImageProviderInterface
- {
- protected:
- LLImageProviderInterface() {};
- virtual ~LLImageProviderInterface() {};
- public:
- virtual LLPointer<LLUIImage> getUIImage(const std::string& name, S32 priority) = 0;
- virtual LLPointer<LLUIImage> getUIImageByID(const LLUUID& id, S32 priority) = 0;
- virtual void cleanUp() = 0;
- };
- class LLCallbackRegistry
- {
- public:
- typedef boost::signals2::signal<void()> callback_signal_t;
-
- void registerCallback(const callback_signal_t::slot_type& slot)
- {
- mCallbacks.connect(slot);
- }
- void fireCallbacks()
- {
- mCallbacks();
- }
- private:
- callback_signal_t mCallbacks;
- };
- class LLInitClassList :
- public LLCallbackRegistry,
- public LLSingleton<LLInitClassList>
- {
- friend class LLSingleton<LLInitClassList>;
- private:
- LLInitClassList() {}
- };
- class LLDestroyClassList :
- public LLCallbackRegistry,
- public LLSingleton<LLDestroyClassList>
- {
- friend class LLSingleton<LLDestroyClassList>;
- private:
- LLDestroyClassList() {}
- };
- template<typename T>
- class LLRegisterWith
- {
- public:
- LLRegisterWith(boost::function<void ()> func)
- {
- T::instance().registerCallback(func);
- }
- // this avoids a MSVC bug where non-referenced static members are "optimized" away
- // even if their constructors have side effects
- void reference()
- {
- S32 dummy;
- dummy = 0;
- }
- };
- template<typename T>
- class LLInitClass
- {
- public:
- LLInitClass() { sRegister.reference(); }
- static LLRegisterWith<LLInitClassList> sRegister;
- private:
- static void initClass()
- {
- llerrs << "No static initClass() method defined for " << typeid(T).name() << llendl;
- }
- };
- template<typename T>
- class LLDestroyClass
- {
- public:
- LLDestroyClass() { sRegister.reference(); }
- static LLRegisterWith<LLDestroyClassList> sRegister;
- private:
- static void destroyClass()
- {
- llerrs << "No static destroyClass() method defined for " << typeid(T).name() << llendl;
- }
- };
- template <typename T> LLRegisterWith<LLInitClassList> LLInitClass<T>::sRegister(&T::initClass);
- template <typename T> LLRegisterWith<LLDestroyClassList> LLDestroyClass<T>::sRegister(&T::destroyClass);
- // useful parameter blocks
- struct TimeIntervalParam : public LLInitParam::Choice<TimeIntervalParam>
- {
- Alternative<F32> seconds;
- Alternative<S32> frames;
- TimeIntervalParam()
- : seconds("seconds"),
- frames("frames")
- {}
- };
- template <class T>
- class LLUICachedControl : public LLCachedControl<T>
- {
- public:
- // This constructor will declare a control if it doesn't exist in the contol group
- LLUICachedControl(const std::string& name,
- const T& default_value,
- const std::string& comment = "Declared In Code")
- : LLCachedControl<T>(LLUI::getControlControlGroup(name), name, default_value, comment)
- {}
- // This constructor will signal an error if the control doesn't exist in the control group
- LLUICachedControl(const std::string& name)
- : LLCachedControl<T>(LLUI::getControlControlGroup(name), name)
- {}
- };
- namespace LLInitParam
- {
- template<>
- class TypedParam<LLRect>
- : public BlockValue<LLRect>
- {
- typedef BlockValue<LLRect> super_t;
- public:
- Optional<S32> left,
- top,
- right,
- bottom,
- width,
- height;
- TypedParam(BlockDescriptor& descriptor, const char* name, const LLRect& value, ParamDescriptor::validation_func_t func, S32 min_count, S32 max_count);
- void setValueFromBlock() const;
- void setBlockFromValue();
- };
- template<>
- struct TypeValues<LLUIColor> : public TypeValuesHelper<LLUIColor>
- {
- static void declareValues();
- };
- template<>
- class TypedParam<LLUIColor>
- : public BlockValue<LLUIColor>
- {
- typedef BlockValue<LLUIColor> super_t;
- public:
- Optional<F32> red,
- green,
- blue,
- alpha;
- Optional<std::string> control;
- TypedParam(BlockDescriptor& descriptor, const char* name, const LLUIColor& value, ParamDescriptor::validation_func_t func, S32 min_count, S32 max_count);
- void setValueFromBlock() const;
- void setBlockFromValue();
- };
- // provide a better default for Optional<const LLFontGL*> than NULL
- template <>
- struct DefaultInitializer<const LLFontGL*>
- {
- // return reference to a single default instance of T
- // built-in types will be initialized to zero, default constructor otherwise
- static const LLFontGL* get()
- {
- static const LLFontGL* sDefaultFont = LLFontGL::getFontDefault();
- return sDefaultFont;
- }
- };
- template<>
- class TypedParam<const LLFontGL*>
- : public BlockValue<const LLFontGL*>
- {
- typedef BlockValue<const LLFontGL*> super_t;
- public:
- Optional<std::string> name,
- size,
- style;
- TypedParam(BlockDescriptor& descriptor, const char* name, const LLFontGL* const value, ParamDescriptor::validation_func_t func, S32 min_count, S32 max_count);
- void setValueFromBlock() const;
- void setBlockFromValue();
- };
- template<>
- struct TypeValues<LLFontGL::HAlign> : public TypeValuesHelper<LLFontGL::HAlign>
- {
- static void declareValues();
- };
- template<>
- struct TypeValues<LLFontGL::VAlign> : public TypeValuesHelper<LLFontGL::VAlign>
- {
- static void declareValues();
- };
- template<>
- struct TypeValues<LLFontGL::ShadowType> : public TypeValuesHelper<LLFontGL::ShadowType>
- {
- static void declareValues();
- };
- template<>
- struct ParamCompare<const LLFontGL*, false>
- {
- static bool equals(const LLFontGL* a, const LLFontGL* b);
- };
- template<>
- class TypedParam<LLCoordGL>
- : public BlockValue<LLCoordGL>
- {
- typedef BlockValue<LLCoordGL> super_t;
- public:
- Optional<S32> x,
- y;
- TypedParam(BlockDescriptor& descriptor, const char* name, LLCoordGL value, ParamDescriptor::validation_func_t func, S32 min_count, S32 max_count);
- void setValueFromBlock() const;
- void setBlockFromValue();
- };
- }
- #endif