// Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA
// 02111-1307, USA.
+#include <config.h>
+
#include <cstdlib>
#include <cstring>
-#include "../app/globals.h"
-#include "../video/screen.h"
-#include "../video/font.h"
-#include "../video/drawing_context.h"
-#include "../utils/lispreader.h"
+#include "app/globals.h"
+#include "screen.h"
+#include "font.h"
+#include "drawing_context.h"
+#include "utils/lispreader.h"
using namespace SuperTux;
}
float
+Font::get_text_width(const std::string& text) const
+{
+ /** Let's calculate the size of the biggest paragraph */
+ std::string::size_type l, hl, ol;
+ hl = 0; l = 0;
+ while(true)
+ {
+ ol = l;
+ l = text.find("\n", l+1);
+ if(l == std::string::npos)
+ break;
+ if(hl < l-ol)
+ hl = l-ol;
+ }
+ if(hl == 0)
+ hl = text.size();
+
+ return hl * w;
+}
+
+float
+Font::get_text_height(const std::string& text) const
+{
+ /** Let's calculate height of the text */
+ std::string::size_type l, hh;
+ hh = h; l = 0;
+ while(true)
+ {
+ l = text.find("\n", l+1);
+ if(l == std::string::npos)
+ break;
+ hh += h + 2;
+ }
+
+ return hh;
+}
+
+float
Font::get_height() const
{
return h;
}
-float
-Font::get_text_width(const std::string& text) const
+void
+Font::draw(const std::string& text, const Vector& pos_, int allignment, Uint32 drawing_effect, int alpha)
{
- return text.size() * w;
+ /* Cut lines changes into seperate strings, needed to support center/right text
+ allignments with break lines.
+ Feel free to replace this hack with a more elegant solution
+ */
+ char temp[1024];
+ std::string::size_type l, i, y;
+ bool done = false;
+ i = y = 0;
+
+ while(!done)
+ {
+ l = text.find("\n", i);
+ if(l == std::string::npos)
+ {
+ l = text.size();
+ done = true;
+ }
+
+ temp[text.copy(temp, l - i, i)] = '\0';
+
+ // calculate X positions based on the allignment type
+ Vector pos = Vector(pos_);
+ if(allignment == CENTER_ALLIGN)
+ pos.x -= get_text_width(temp) / 2;
+ else if(allignment == RIGHT_ALLIGN)
+ pos.x -= get_text_width(temp);
+
+ draw_text(temp, pos + Vector(0,y), drawing_effect, alpha);
+
+ i = l+1;
+ y += h + 2;
+ }
}
void
-Font::draw(const std::string& text, const Vector& pos, Uint32 drawing_effect)
+Font::draw_text(const std::string& text, const Vector& pos, Uint32 drawing_effect, int alpha)
{
if(shadowsize > 0)
draw_chars(shadow_chars, text, pos + Vector(shadowsize, shadowsize),
- drawing_effect);
+ drawing_effect, alpha);
- draw_chars(chars, text, pos, drawing_effect);
+ draw_chars(chars, text, pos, drawing_effect, alpha);
}
void
Font::draw_chars(Surface* pchars, const std::string& text, const Vector& pos,
- Uint32 drawing_effect)
+ Uint32 drawing_effect, int alpha)
{
SurfaceImpl* impl = pchars->impl;
int source_x = (index % 16) * w;
int source_y = (index / 16) * h;
- impl->draw_part(source_x, source_y, p.x, p.y, w, h, 255, drawing_effect);
+ impl->draw_part(source_x, source_y, p.x, p.y, w, h, alpha, drawing_effect);
p.x += w;
}
}
// Split text string lines into a vector
names.clear();
- unsigned int i, l;
+ std::string::size_type i, l;
i = 0;
while(true)
{
default: font = reference_font; break;
}
- context.draw_text_center(font,
+ context.draw_text(font,
names[i].substr(1, names[i].size()-1),
- Vector(0, screen->h + y - scroll), LAYER_FOREGROUND1);
+ Vector(screen->w/2, screen->h + y - scroll), CENTER_ALLIGN, LAYER_FOREGROUND1);
y += font->get_height() + ITEMS_SPACE;
}