From 37a92b86d13e89d0dcec92be6d23ceced29dbc36 Mon Sep 17 00:00:00 2001
From: scuri <scuri>
Date: Mon, 21 Jun 2010 22:55:10 +0000
Subject: *** empty log message ***

---
 src/ftgl/FTFont/FTPixmapFont.cpp | 131 +++++++++++++++++++++++++++++++++++++++
 1 file changed, 131 insertions(+)
 create mode 100644 src/ftgl/FTFont/FTPixmapFont.cpp

(limited to 'src/ftgl/FTFont/FTPixmapFont.cpp')

diff --git a/src/ftgl/FTFont/FTPixmapFont.cpp b/src/ftgl/FTFont/FTPixmapFont.cpp
new file mode 100644
index 0000000..5638ac8
--- /dev/null
+++ b/src/ftgl/FTFont/FTPixmapFont.cpp
@@ -0,0 +1,131 @@
+/*
+ * FTGL - OpenGL font library
+ *
+ * Copyright (c) 2001-2004 Henry Maddocks <ftgl@opengl.geek.nz>
+ * Copyright (c) 2008 Sam Hocevar <sam@zoy.org>
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the
+ * "Software"), to deal in the Software without restriction, including
+ * without limitation the rights to use, copy, modify, merge, publish,
+ * distribute, sublicense, and/or sell copies of the Software, and to
+ * permit persons to whom the Software is furnished to do so, subject to
+ * the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be
+ * included in all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
+ * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF
+ * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT.
+ * IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY
+ * CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT,
+ * TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE
+ * SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ */
+
+#include "config.h"
+
+#include "FTGL/ftgl.h"
+
+#include "FTInternals.h"
+#include "FTPixmapFontImpl.h"
+
+
+//
+//  FTPixmapFont
+//
+
+
+FTPixmapFont::FTPixmapFont(char const *fontFilePath) :
+    FTFont(new FTPixmapFontImpl(this, fontFilePath))
+{}
+
+
+FTPixmapFont::FTPixmapFont(const unsigned char *pBufferBytes,
+                           size_t bufferSizeInBytes) :
+    FTFont(new FTPixmapFontImpl(this, pBufferBytes, bufferSizeInBytes))
+{}
+
+
+FTPixmapFont::~FTPixmapFont()
+{}
+
+
+FTGlyph* FTPixmapFont::MakeGlyph(FT_GlyphSlot ftGlyph)
+{
+    return new FTPixmapGlyph(ftGlyph);
+}
+
+
+//
+//  FTPixmapFontImpl
+//
+
+
+FTPixmapFontImpl::FTPixmapFontImpl(FTFont *ftFont, const char* fontFilePath)
+: FTFontImpl(ftFont, fontFilePath)
+{
+    load_flags = FT_LOAD_NO_HINTING | FT_LOAD_NO_BITMAP;
+}
+
+
+FTPixmapFontImpl::FTPixmapFontImpl(FTFont *ftFont,
+                                   const unsigned char *pBufferBytes,
+                                   size_t bufferSizeInBytes)
+: FTFontImpl(ftFont, pBufferBytes, bufferSizeInBytes)
+{
+    load_flags = FT_LOAD_NO_HINTING | FT_LOAD_NO_BITMAP;
+}
+
+
+template <typename T>
+inline FTPoint FTPixmapFontImpl::RenderI(const T* string, const int len,
+                                         FTPoint position, FTPoint spacing,
+                                         int renderMode)
+{
+    // Protect GL_TEXTURE_2D and GL_BLEND, glPixelTransferf(), and blending
+    // functions.
+    glPushAttrib(GL_ENABLE_BIT | GL_PIXEL_MODE_BIT | GL_COLOR_BUFFER_BIT);
+
+    // Protect glPixelStorei() calls (made by FTPixmapGlyphImpl::RenderImpl).
+    glPushClientAttrib(GL_CLIENT_PIXEL_STORE_BIT);
+
+    glEnable(GL_BLEND);
+    glBlendFunc(GL_SRC_ALPHA, GL_ONE_MINUS_SRC_ALPHA);
+
+    glDisable(GL_TEXTURE_2D);
+
+    GLfloat ftglColour[4];
+    glGetFloatv(GL_CURRENT_RASTER_COLOR, ftglColour);
+
+    glPixelTransferf(GL_RED_SCALE, ftglColour[0]);
+    glPixelTransferf(GL_GREEN_SCALE, ftglColour[1]);
+    glPixelTransferf(GL_BLUE_SCALE, ftglColour[2]);
+    glPixelTransferf(GL_ALPHA_SCALE, ftglColour[3]);
+
+    FTPoint tmp = FTFontImpl::Render(string, len,
+                                     position, spacing, renderMode);
+
+    glPopClientAttrib();
+    glPopAttrib();
+
+    return tmp;
+}
+
+
+FTPoint FTPixmapFontImpl::Render(const char * string, const int len,
+                                 FTPoint position, FTPoint spacing,
+                                 int renderMode)
+{
+    return RenderI(string, len, position, spacing, renderMode);
+}
+
+
+FTPoint FTPixmapFontImpl::Render(const wchar_t * string, const int len,
+                                 FTPoint position, FTPoint spacing,
+                                 int renderMode)
+{
+    return RenderI(string, len, position, spacing, renderMode);
+}
+
-- 
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