First commit - moving from LuaForge to SourceForge

1 files changed, 669 insertions, 0 deletions

diff --git a/src/sim/cdfontex.c b/src/sim/cdfontex.c
new file mode 100644
index 0000000..699b06f
--- /dev/null
+++ b/src/sim/cdfontex.c
@@ -0,0 +1,669 @@
+/** \file
+ * \brief Font Properties Estimation
+ *
+ * See Copyright Notice in cd.h
+ */
+
+
+#include "cd.h"
+#include "cd_private.h"
+#include <stdlib.h>
+#include <string.h>
+
+typedef struct _cd_font_styles
+{
+  unsigned char s[4];
+}cd_font_styles;
+
+static cd_font_styles helv[256] = {
+{0, 0, 0, 0},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{30, 30, 30, 30},
+{30, 30, 30, 35},
+{35, 50, 35, 50},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{90, 85, 90, 90},
+{70, 75, 70, 75},
+{20, 25, 20, 25},
+{35, 35, 35, 35},
+{35, 35, 35, 35},
+{40, 40, 40, 40},
+{60, 60, 60, 60},
+{30, 30, 30, 30},
+{35, 35, 35, 35},
+{30, 30, 30, 30},
+{30, 30, 30, 30},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{30, 35, 30, 35},
+{30, 35, 30, 35},
+{60, 60, 60, 60},
+{60, 60, 60, 60},
+{60, 60, 60, 60},
+{55, 65, 55, 60},
+{100, 100, 100, 100},
+{65, 70, 70, 75},
+{70, 70, 70, 70},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{70, 65, 70, 70},
+{60, 60, 65, 65},
+{80, 80, 80, 80},
+{70, 70, 75, 75},
+{25, 30, 30, 30},
+{50, 55, 55, 55},
+{70, 75, 70, 75},
+{55, 65, 55, 65},
+{80, 85, 85, 90},
+{70, 70, 75, 75},
+{80, 80, 80, 80},
+{65, 70, 70, 70},
+{80, 80, 80, 80},
+{75, 70, 75, 75},
+{70, 70, 70, 70},
+{60, 65, 65, 65},
+{70, 70, 75, 75},
+{65, 70, 70, 70},
+{100, 95, 100, 95},
+{65, 70, 70, 70},
+{65, 65, 70, 65},
+{60, 60, 65, 65},
+{30, 35, 30, 35},
+{30, 30, 30, 30},
+{30, 35, 30, 35},
+{45, 60, 50, 60},
+{55, 55, 55, 55},
+{35, 35, 35, 35},
+{55, 60, 55, 60},
+{55, 65, 60, 65},
+{55, 55, 55, 55},
+{55, 65, 55, 60},
+{55, 60, 55, 55},
+{30, 35, 30, 35},
+{55, 65, 55, 60},
+{55, 65, 55, 65},
+{25, 30, 25, 30},
+{25, 30, 25, 30},
+{50, 60, 55, 60},
+{25, 30, 25, 30},
+{85, 90, 85, 90},
+{55, 65, 55, 65},
+{55, 65, 55, 65},
+{55, 65, 55, 60},
+{55, 65, 55, 65},
+{35, 40, 35, 40},
+{55, 55, 55, 55},
+{30, 35, 30, 35},
+{55, 65, 55, 60},
+{50, 55, 50, 55},
+{75, 80, 70, 80},
+{50, 60, 50, 55},
+{50, 55, 50, 55},
+{50, 55, 50, 50},
+{35, 40, 35, 40},
+{25, 30, 25, 30},
+{35, 40, 35, 40},
+{60, 60, 60, 60},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{25, 30, 25, 30},
+{55, 55, 55, 55},
+{35, 55, 30, 55},
+{100, 100, 100, 100},
+{55, 55, 55, 55},
+{55, 55, 55, 55},
+{35, 35, 35, 35},
+{100, 105, 100, 100},
+{70, 70, 70, 70},
+{35, 35, 35, 35},
+{100, 105, 100, 100},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{25, 30, 20, 30},
+{25, 30, 20, 30},
+{35, 55, 35, 55},
+{35, 55, 30, 55},
+{35, 35, 35, 35},
+{55, 55, 55, 55},
+{100, 100, 100, 100},
+{30, 35, 30, 35},
+{100, 100, 100, 100},
+{55, 55, 55, 55},
+{35, 35, 35, 35},
+{95, 95, 95, 95},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{65, 65, 70, 65},
+{30, 30, 30, 30},
+{30, 30, 35, 35},
+{55, 55, 55, 60},
+{55, 55, 55, 55},
+{60, 55, 60, 55},
+{55, 55, 55, 55},
+{25, 30, 25, 30},
+{55, 55, 55, 55},
+{35, 35, 35, 35},
+{75, 75, 75, 80},
+{35, 40, 40, 40},
+{55, 55, 55, 55},
+{60, 60, 60, 60},
+{35, 35, 35, 35},
+{75, 75, 75, 80},
+{55, 55, 55, 55},
+{40, 40, 40, 40},
+{55, 55, 55, 60},
+{35, 35, 35, 35},
+{35, 35, 35, 35},
+{35, 35, 35, 35},
+{60, 60, 55, 60},
+{55, 55, 55, 55},
+{30, 30, 30, 30},
+{35, 35, 35, 35},
+{35, 35, 35, 35},
+{40, 40, 40, 40},
+{55, 55, 55, 55},
+{85, 85, 85, 85},
+{85, 85, 85, 85},
+{85, 85, 85, 85},
+{60, 65, 65, 60},
+{65, 70, 70, 75},
+{65, 70, 70, 75},
+{65, 70, 70, 75},
+{65, 70, 70, 75},
+{65, 70, 70, 75},
+{65, 70, 70, 75},
+{100, 100, 100, 100},
+{75, 75, 75, 75},
+{70, 65, 70, 70},
+{70, 65, 70, 70},
+{70, 65, 70, 70},
+{70, 65, 70, 70},
+{25, 30, 30, 30},
+{25, 30, 30, 30},
+{25, 30, 30, 30},
+{25, 30, 30, 30},
+{75, 75, 75, 75},
+{70, 70, 75, 75},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{60, 60, 60, 60},
+{80, 80, 80, 80},
+{70, 70, 75, 75},
+{70, 70, 75, 75},
+{70, 70, 75, 75},
+{70, 70, 75, 75},
+{65, 65, 70, 65},
+{70, 70, 70, 70},
+{65, 65, 65, 65},
+{55, 60, 55, 60},
+{55, 60, 55, 60},
+{55, 60, 55, 60},
+{55, 60, 55, 60},
+{55, 60, 55, 60},
+{55, 60, 55, 60},
+{90, 90, 90, 90},
+{55, 55, 55, 55},
+{55, 60, 55, 55},
+{55, 60, 55, 55},
+{55, 60, 55, 55},
+{55, 60, 55, 55},
+{25, 30, 25, 30},
+{25, 30, 25, 30},
+{25, 30, 25, 30},
+{25, 30, 25, 30},
+{55, 65, 55, 60},
+{55, 65, 55, 65},
+{55, 65, 55, 65},
+{55, 65, 55, 65},
+{55, 65, 55, 65},
+{55, 65, 55, 65},
+{55, 65, 55, 65},
+{55, 55, 55, 55},
+{60, 65, 65, 60},
+{55, 65, 55, 60},
+{55, 65, 55, 60},
+{55, 65, 55, 60},
+{55, 65, 55, 60},
+{50, 55, 50, 55},
+{55, 65, 55, 65},
+{50, 55, 50, 55}
+};
+
+static cd_font_styles times[256] = {
+{0, 0, 0, 0},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{25, 25, 25, 25},
+{35, 35, 30, 35},
+{40, 55, 45, 55},
+{55, 55, 55, 50},
+{50, 55, 55, 55},
+{85, 100, 85, 85},
+{80, 85, 75, 80},
+{20, 30, 25, 30},
+{35, 35, 35, 35},
+{35, 35, 35, 35},
+{50, 55, 55, 55},
+{60, 60, 70, 60},
+{25, 25, 25, 25},
+{35, 35, 35, 35},
+{25, 25, 25, 25},
+{30, 30, 30, 30},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{25, 35, 35, 35},
+{30, 35, 35, 35},
+{60, 60, 70, 60},
+{60, 60, 70, 60},
+{60, 60, 70, 60},
+{45, 55, 55, 55},
+{95, 95, 95, 85},
+{70, 70, 60, 70},
+{65, 70, 65, 70},
+{70, 75, 70, 70},
+{75, 75, 75, 75},
+{60, 65, 65, 70},
+{55, 60, 60, 70},
+{70, 80, 75, 75},
+{75, 80, 75, 80},
+{35, 40, 35, 40},
+{40, 55, 45, 50},
+{75, 80, 65, 70},
+{60, 65, 55, 65},
+{90, 95, 85, 90},
+{75, 75, 70, 75},
+{75, 80, 75, 75},
+{60, 65, 60, 65},
+{75, 80, 75, 75},
+{65, 75, 65, 70},
+{55, 60, 55, 55},
+{65, 65, 55, 65},
+{70, 70, 75, 75},
+{70, 70, 60, 65},
+{95, 100, 80, 90},
+{70, 70, 65, 70},
+{70, 70, 55, 65},
+{60, 65, 55, 65},
+{35, 35, 40, 35},
+{30, 30, 30, 30},
+{35, 35, 45, 35},
+{45, 60, 45, 60},
+{55, 55, 55, 55},
+{35, 35, 35, 35},
+{45, 50, 55, 55},
+{50, 55, 55, 50},
+{45, 45, 45, 45},
+{50, 55, 55, 55},
+{45, 50, 45, 45},
+{35, 35, 30, 35},
+{50, 55, 55, 50},
+{50, 55, 55, 55},
+{25, 30, 30, 30},
+{25, 35, 30, 30},
+{50, 55, 50, 55},
+{25, 30, 30, 30},
+{75, 85, 75, 80},
+{50, 55, 55, 55},
+{50, 50, 55, 50},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{35, 45, 40, 40},
+{40, 40, 40, 40},
+{30, 35, 30, 30},
+{50, 55, 55, 55},
+{50, 50, 45, 45},
+{70, 70, 65, 70},
+{50, 50, 45, 55},
+{50, 50, 45, 45},
+{45, 45, 40, 40},
+{50, 40, 40, 35},
+{20, 25, 30, 25},
+{50, 40, 40, 35},
+{55, 55, 55, 60},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{35, 35, 35, 35},
+{50, 55, 50, 55},
+{45, 55, 55, 55},
+{100, 100, 90, 100},
+{50, 50, 55, 55},
+{50, 55, 55, 55},
+{35, 35, 35, 35},
+{100, 100, 100, 105},
+{55, 60, 55, 55},
+{35, 35, 35, 35},
+{90, 100, 95, 95},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{35, 35, 35, 35},
+{35, 35, 35, 35},
+{45, 55, 55, 55},
+{45, 55, 55, 55},
+{35, 40, 35, 35},
+{55, 55, 55, 55},
+{100, 100, 90, 100},
+{35, 35, 35, 35},
+{100, 105, 100, 100},
+{40, 40, 40, 40},
+{35, 35, 35, 35},
+{75, 75, 70, 75},
+{80, 80, 80, 80},
+{80, 80, 80, 80},
+{70, 70, 55, 65},
+{25, 25, 25, 25},
+{35, 30, 40, 35},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{55, 55, 50, 50},
+{55, 55, 55, 55},
+{20, 25, 30, 25},
+{50, 55, 55, 55},
+{35, 40, 30, 35},
+{75, 75, 75, 75},
+{30, 30, 30, 30},
+{50, 55, 55, 55},
+{60, 60, 70, 60},
+{35, 35, 35, 35},
+{75, 75, 80, 75},
+{55, 55, 55, 55},
+{40, 40, 40, 40},
+{55, 55, 55, 55},
+{30, 30, 30, 30},
+{30, 30, 30, 30},
+{30, 35, 35, 35},
+{55, 60, 60, 60},
+{45, 55, 55, 55},
+{25, 25, 25, 25},
+{30, 35, 35, 35},
+{30, 30, 30, 30},
+{30, 35, 35, 30},
+{50, 55, 55, 55},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{75, 75, 75, 75},
+{45, 55, 50, 55},
+{70, 70, 60, 70},
+{70, 70, 60, 70},
+{70, 70, 60, 70},
+{70, 70, 60, 70},
+{70, 70, 60, 70},
+{70, 70, 60, 70},
+{90, 100, 90, 95},
+{70, 75, 70, 70},
+{60, 65, 65, 70},
+{60, 65, 65, 70},
+{60, 65, 65, 70},
+{60, 65, 65, 70},
+{35, 40, 35, 40},
+{35, 40, 35, 40},
+{35, 40, 35, 40},
+{35, 40, 35, 40},
+{75, 75, 75, 75},
+{75, 75, 70, 75},
+{75, 80, 75, 75},
+{75, 80, 75, 75},
+{75, 80, 75, 75},
+{75, 80, 75, 75},
+{75, 80, 75, 75},
+{60, 60, 70, 60},
+{75, 80, 75, 75},
+{75, 70, 75, 75},
+{75, 70, 75, 75},
+{75, 70, 75, 75},
+{75, 70, 75, 75},
+{70, 70, 55, 65},
+{60, 65, 65, 65},
+{50, 55, 55, 55},
+{45, 50, 55, 55},
+{45, 50, 55, 55},
+{45, 50, 55, 55},
+{45, 50, 55, 55},
+{45, 50, 55, 55},
+{45, 50, 55, 55},
+{70, 75, 70, 75},
+{45, 45, 45, 45},
+{45, 50, 45, 45},
+{45, 50, 45, 45},
+{45, 50, 45, 45},
+{45, 50, 45, 45},
+{30, 30, 30, 30},
+{30, 30, 30, 30},
+{30, 30, 30, 30},
+{30, 30, 30, 30},
+{55, 50, 55, 55},
+{50, 55, 55, 55},
+{50, 50, 55, 50},
+{50, 50, 55, 50},
+{50, 50, 55, 50},
+{50, 50, 55, 50},
+{50, 50, 55, 50},
+{55, 55, 55, 55},
+{55, 50, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 55, 55, 55},
+{50, 50, 45, 45},
+{55, 55, 50, 50},
+{50, 50, 45, 45}
+};
+
+
+typedef struct _cdFontType
+{
+  int max_width, line_height, ascent, descent, style, size;
+  double sizex;
+  int (*CharWidth)(char c);
+}cdFontType;
+
+
+static cdFontType font;
+
+
+static int CharWidthCourier(char c)
+{
+  (void)c;
+  return (int)(0.60 * font.sizex + 0.5);
+}
+
+
+static int CharWidthTimesRoman(char c)
+{
+  return (int)(times[(int)c].s[font.style] * font.sizex / 100 + 0.5);
+}
+
+
+static int CharWidthHelvetica(char c)
+{
+  return (int)(helv[(int)c].s[font.style] * font.sizex / 100 + 0.5);
+}
+
+
+static void cdFontEx(cdCanvas* canvas, const char* type_face, int style, int size)
+{
+  double mm_dx, mm_dy;
+  double sizey, sizex;
+
+  font.style = style;
+
+  if (size < 0)
+  {
+    double size_mm;
+    cdCanvasPixel2MM(canvas, -size, 0, &size_mm, NULL);
+    size = (int)(size_mm * CD_MM2PT + 0.5);
+  }
+
+  font.size = size;
+
+  cdCanvasPixel2MM(canvas, 1, 1, &mm_dx, &mm_dy);
+
+  sizey = ((25.4 / 72) / mm_dy) * size;
+  sizex = ((25.4 / 72) / mm_dx) * size;
+
+  font.sizex = sizex;
+
+  font.line_height = (int)(1.2 * sizey + 0.5);
+  font.ascent = (int)(0.75 * font.line_height + 0.5);
+  font.descent = (int)(0.20 * font.line_height + 0.5);
+
+  if (strcmp(type_face, "Times")==0)
+  {
+    if (style == CD_PLAIN || style == CD_BOLD)
+      font.max_width = (int)(1.05 * sizex + 0.5);
+    else
+      font.max_width = (int)(1.15 * sizex + 0.5);
+
+    font.CharWidth = CharWidthTimesRoman;
+  }
+  else if (strcmp(type_face, "Helvetica")==0)
+  {
+    if (style == CD_PLAIN || style == CD_BOLD)
+      font.max_width = (int)(1.05 * sizex + 0.5);
+    else
+      font.max_width = (int)(1.15 * sizex + 0.5);
+
+    font.CharWidth = CharWidthHelvetica;
+  }
+  else
+  {
+    if (style == CD_PLAIN || style == CD_ITALIC)
+      font.max_width = (int)(0.65 * sizex + 0.5);
+    else
+      font.max_width = (int)(0.80 * sizex + 0.5);
+
+    font.CharWidth = CharWidthCourier;
+  }
+}
+
+static void cdGetFontDimEx(int *max_width, int *line_height, int *ascent, int *descent)
+{
+  if (line_height) *line_height = font.line_height;
+  if (max_width) *max_width = font.max_width;
+  if (ascent) *ascent = font.ascent;
+  if (descent) *descent = font.descent;
+}
+
+static void cdGetTextSizeEx(const char *s, int *width, int *height)
+{
+  int i = 0, numlin = 1, max_line_width = 0, line_width = 0;
+
+  while (s[i] != '\0')
+  {
+    if (s[i] == '\n')
+    {
+      numlin++;
+      line_width = 0;
+    }
+    else
+    {
+      line_width += font.CharWidth(s[i]);
+    }
+
+    if (line_width > max_line_width)
+      max_line_width = line_width;
+
+    i++;
+  }
+
+  if (height) *height = numlin * font.line_height;
+  if (width) *width = max_line_width;
+}
+
+void cdgetfontdimEX(cdCtxCanvas* ctxcanvas, int *max_width, int *height, int *ascent, int *descent)
+{
+  cdCanvas* canvas = ((cdCtxCanvasBase*)ctxcanvas)->canvas;
+  cdFontEx(canvas, canvas->font_type_face, canvas->font_style, canvas->font_size);
+  cdGetFontDimEx(max_width, height, ascent, descent);
+}
+
+void cdgettextsizeEX(cdCtxCanvas* ctxcanvas, const char *s, int *width, int *height)
+{
+  cdCanvas* canvas = ((cdCtxCanvasBase*)ctxcanvas)->canvas;
+  cdFontEx(canvas, canvas->font_type_face, canvas->font_style, canvas->font_size);
+  cdGetTextSizeEx(s, width, height);
+}