00001 /* 00002 ** ClanLib SDK 00003 ** Copyright (c) 1997-2011 The ClanLib Team 00004 ** 00005 ** This software is provided 'as-is', without any express or implied 00006 ** warranty. In no event will the authors be held liable for any damages 00007 ** arising from the use of this software. 00008 ** 00009 ** Permission is granted to anyone to use this software for any purpose, 00010 ** including commercial applications, and to alter it and redistribute it 00011 ** freely, subject to the following restrictions: 00012 ** 00013 ** 1. The origin of this software must not be misrepresented; you must not 00014 ** claim that you wrote the original software. If you use this software 00015 ** in a product, an acknowledgment in the product documentation would be 00016 ** appreciated but is not required. 00017 ** 2. Altered source versions must be plainly marked as such, and must not be 00018 ** misrepresented as being the original software. 00019 ** 3. This notice may not be removed or altered from any source distribution. 00020 ** 00021 ** Note: Some of the libraries ClanLib may link to may have additional 00022 ** requirements or restrictions. 00023 ** 00024 ** File Author(s): 00025 ** 00026 ** Magnus Norddahl 00027 */ 00028 00031 00032 #pragma once 00033 00034 #include "../api_display.h" 00035 00036 class CL_GraphicContext; 00037 class CL_FontMetrics; 00038 class CL_Colorf; 00039 class CL_Point; 00040 class CL_Size; 00041 class CL_Rect; 00042 00046 class CL_API_DISPLAY CL_FontProvider 00047 { 00050 00051 public: 00052 virtual ~CL_FontProvider() { return; } 00053 00057 00058 public: 00060 virtual CL_FontMetrics get_font_metrics() = 0; 00061 00065 00066 public: 00068 virtual void destroy() = 0; 00069 00079 virtual void draw_text(CL_GraphicContext &gc, float x, float y, const CL_StringRef &text, const CL_Colorf &color) = 0; 00080 00084 virtual CL_Size get_text_size(CL_GraphicContext &gc, const CL_StringRef &text) = 0; 00085 00094 virtual int get_character_index(CL_GraphicContext &gc, const CL_String &text, const CL_Point &point) = 0; 00095 00099 00100 private: 00102 }; 00103