/**
* Let drivers to drive.
* Only one driver can drive at the same time.
* @param input wrapped input
* @return true when a fish has moved (switch does not count)
*/
bool
Controls::driving(const InputProvider *input)
{
bool moved = false;
if (!useSwitch()) {
if (!useStroke()) {
moved = driveUnit(input);
}
else {
moved = true;
}
}
return moved;
}
// Draw a fragment of text. Assumes graphics origin and scaling are correct.
static float drawChars(const string& str, int start, int end, const Font& font, const GFXColor& color, float inRasterPos) {
// Make sure the graphics state is right.
glColor4f(color.r, color.g, color.b, color.a);
if (useStroke())
glLineWidth(font.strokeWidth());
else {
static bool setRasterPos= XMLSupport::parse_bool(vs_config->getVariable("graphics","set_raster_text_color","true"));
if (setRasterPos)
glRasterPos2f(inRasterPos/(g_game.x_resolution/2),0);
}
// Draw all the characters.
for(int charPos=start; charPos<=end; charPos++) {
inRasterPos+=font.drawChar(str[charPos]);
}
return inRasterPos;
}
// Draw specified lines of text.
void PaintText::drawLines(int start, int count) const {
// Make sure we hav a display list.
calcLayoutIfNeeded();
// Make sure we have something to do.
if(m_lines.empty()) {
return;
}
// Initialize the graphics state.
GFXToggleTexture(false,0);
if(gl_options.smooth_lines)
{
glEnable(GL_LINE_SMOOTH);
}
GFXPushBlendMode();
GFXBlendMode(SRCALPHA,INVSRCALPHA);
glPushMatrix();
// Keep track of line position.
float lineTop = m_rect.top();
// Figure ending line index.
const int end = guiMin(start + count, m_lines.size());
// Loop through the display list lines.
for(int i=start; i<end; i++) {
const TextLine& line = m_lines[i];
// Make sure we can paint this line in the vertical space we have left.
if(lineTop - line.height*LINE_HEIGHT_EPSILON < m_rect.origin.y) {
// Not enough space to draw this line.
break;
}
// Position at the start of the line.
glLoadIdentity();
glTranslatef(m_rect.origin.x+line.x, lineTop-line.baseLine, 0.0);
if (line.fragments.size()) {
GFXColorf(line.fragments[0].color);
}
if (!useStroke()){
glRasterPos2f(0,0);
}else
glScaled(m_horizontalScaling, m_verticalScaling, 1.0);
float rasterpos=0;
// Draw each fragment.
for(vector<TextFragment>::const_iterator frag=line.fragments.begin(); frag!=line.fragments.end(); frag++) {
if(frag->start == ELLIPSIS_FRAGMENT) {
// We have a special-case for the ellipsis at the end of a line.
drawChars(ELLIPSIS_STRING, 0, 2, frag->font, frag->color,rasterpos);
} else {
rasterpos=drawChars(m_text, frag->start, frag->end, frag->font, frag->color,rasterpos);
}
}
// Top of next line.
lineTop -= line.height;
}
glRasterPos2f(0,0);
// Undo graphics state
GFXPopBlendMode();
if(gl_options.smooth_lines)
{
glDisable(GL_LINE_SMOOTH);
}
glPopMatrix();
GFXToggleTexture(true,0);
}