Support for inline graphics and mouse input on menus.

Menus in the console version should be unchanged.  Let me know if this is not the case.


git-svn-id: https://crawl-ref.svn.sourceforge.net/svnroot/crawl-ref/trunk@7258 c06c8d41-db1a-0410-9941-cceddc491573

1 files changed, 141 insertions, 0 deletions

diff --git a/crawl-ref/source/tilebuf.h b/crawl-ref/source/tilebuf.h
new file mode 100644
index 0000000000..9368f1eb2b
--- /dev/null
+++ b/crawl-ref/source/tilebuf.h
@@ -0,0 +1,141 @@
+/*
+ *  File:       tilebuf.h
+ *  Created by: ennewalker on Sat Jan 5 01:33:53 2008 UTC
+ *
+ *  Modified for Crawl Reference by $Author: ennewalker $ on $Date: 2008-03-07 $
+ */
+
+#ifndef TILEBUF_H
+#define TILEBUF_H
+
+class FTFont;
+class formatted_string;
+class GenericTexture;
+class TilesTexture;
+
+#include <vector>
+
+struct VColour
+{
+    VColour() {}
+    VColour(unsigned char _r, unsigned char _g, unsigned char _b,
+            unsigned char _a = 255) : r(_r), g(_g), b(_b), a(_a) {}
+
+    unsigned char r;
+    unsigned char g;
+    unsigned char b;
+    unsigned char a;
+
+    static VColour white;
+    static VColour black;
+    static VColour transparent;
+};
+
+struct PTCVert
+{
+    float pos_x;
+    float pos_y;
+    float tex_x;
+    float tex_y;
+    VColour col;
+};
+
+struct PTVert
+{
+    float pos_x;
+    float pos_y;
+    float tex_x;
+    float tex_y;
+};
+
+struct PCVert
+{
+    float pos_x;
+    float pos_y;
+    VColour col;
+};
+
+// V: vertex data
+template<class V>
+class VertBuffer
+{
+public:
+    VertBuffer(const GenericTexture *tex, int prim);
+
+    void add(const V& vert);
+    V& get_next();
+
+    void draw() const;
+    void clear();
+protected:
+    std::vector<V> m_verts;
+    const GenericTexture *m_tex;
+    int m_prim;
+};
+
+class FontBuffer : public VertBuffer<PTCVert>
+{
+public:
+    FontBuffer(FTFont *font);
+    void add(const formatted_string &fs, float x, float y);
+    void add(const std::string &s, const VColour &col, float x, float y);
+protected:
+    FTFont *m_font;
+};
+
+class TileBuffer : public VertBuffer<PTVert>
+{
+public:
+    TileBuffer(const TilesTexture *tex);
+    void add(int idx, float x, float y);
+
+    // Note: this could invalidate previous additions if they were
+    // from a different texture.
+    void set_tex(const TilesTexture *tex);
+};
+
+class ShapeBuffer : public VertBuffer<PCVert>
+{
+public:
+    ShapeBuffer();
+    void add(float sx, float sy, float ex, float ey, const VColour &c);
+};
+
+class LineBuffer : public VertBuffer<PCVert>
+{
+public:
+    LineBuffer();
+    void add(float sx, float sy, float ex, float ey, const VColour &c);
+    void add_square(float sx, float sy, float ex, float ey, const VColour &c);
+};
+
+/////////////////////////////////////////////////////////////////////////////
+// template implementation
+
+template<class V> 
+inline VertBuffer<V>::VertBuffer(const GenericTexture *tex, int prim) :
+    m_tex(tex), m_prim(prim)
+{
+}
+
+template<class V>
+inline void VertBuffer<V>::add(const V& vert)
+{
+    m_verts.push_back(vert);
+}
+
+template<class V>
+inline V& VertBuffer<V>::get_next()
+{
+    int last = m_verts.size();
+    m_verts.resize(last + 1);
+    return (m_verts[last]);
+}
+
+template<class V>
+inline void VertBuffer<V>::clear()
+{
+    m_verts.clear();
+}
+
+#endif