switched to hand-written makefiles

[l2e.git] / src / graphics / Font.cpp

diff --git a/src/graphics/Font.cpp b/src/graphics/Font.cpp
index a11850001717eae97289cdb2158c8aa129d32c1c..be96a2c104b860f0e9dda819388c92c0fa206d81 100644 (file)
--- a/src/graphics/Font.cpp
+++ b/src/graphics/Font.cpp
@@ -7,20 +7,31 @@
 
 #include "Font.h"
 
+#include "../loader/Interpreter.h"
+#include "../loader/TypeDescription.h"
+
 #include <cmath>
+#include <iostream>
 
 using geometry::Vector;
+using loader::FieldDescription;
+using loader::Interpreter;
+using loader::TypeDescription;
 using std::pow;
 
 namespace graphics {
 
 void Font::DrawChar(char c, SDL_Surface *dest, const Vector<int> &position) const {
+       if (!sprite) return;
+
        int col(colOffset + (c % 0x10));
        int row(rowOffset + (c / 0x10));
        sprite->Draw(dest, position, col, row);
 }
 
 void Font::DrawString(const char *s, SDL_Surface *dest, const Vector<int> &positionIn, int maxChars) const {
+       if (!sprite) return;
+
        Vector<int> position(positionIn);
        Vector<int> step(CharWidth(), 0);
        for (int i(0); s[i] && (maxChars <= 0 || i < maxChars); ++i, position += step) {
@@ -29,10 +40,14 @@ void Font::DrawString(const char *s, SDL_Surface *dest, const Vector<int> &posit
 }
 
 void Font::DrawDigit(int digit, SDL_Surface *dest, const Vector<int> &position) const {
+       if (!sprite) return;
+
        DrawChar(digit + 0x30, dest, position);
 }
 
 void Font::DrawNumber(int numberIn, SDL_Surface *dest, const Vector<int> &positionIn, int digits) const {
+       if (!sprite) return;
+
        int number(numberIn);
        if (digits > 0 && numberIn >= pow(10.0, digits)) {
                numberIn = pow(10.0, digits) - 1;
@@ -61,4 +76,26 @@ void Font::DrawNumber(int numberIn, SDL_Surface *dest, const Vector<int> &positi
        }
 }
 
+
+void Font::CreateTypeDescription() {
+       Font f;
+
+       TypeDescription &td(TypeDescription::Create(TYPE_ID, "Font"));
+       td.SetDescription(
+                       "Simple font with fixed-width characters using a sprite for rendering.\n"
+                       "Characters from strings are mapped as follows:\n"
+                       "<pre>sprite column = column offset + (character % 16)\n"
+                       "sprite row    = row    offset + (character / 16)</pre>");
+       td.SetConstructor(&Construct);
+       td.SetSize(sizeof(Font));
+
+       td.AddField("sprite", FieldDescription(((char *)&f.sprite) - ((char *)&f), Sprite::TYPE_ID).SetReferenced().SetDescription("a sprite where each tile corresponds to a character"));
+       td.AddField("columnoffset", FieldDescription(((char *)&f.colOffset) - ((char *)&f), Interpreter::NUMBER_ID).SetDescription("offset of the column of the first character"));
+       td.AddField("rowoffset", FieldDescription(((char *)&f.rowOffset) - ((char *)&f), Interpreter::NUMBER_ID).SetDescription("offset of the row of the first character"));
+}
+
+void Font::Construct(void *data) {
+       new (data) Font;
+}
+
 }