本文整理汇总了C++中TTF_RenderText_Shaded函数的典型用法代码示例。如果您正苦于以下问题：C++ TTF_RenderText_Shaded函数的具体用法？C++ TTF_RenderText_Shaded怎么用？C++ TTF_RenderText_Shaded使用的例子？那么, 这里精选的函数代码示例或许可以为您提供帮助。
在下文中一共展示了TTF_RenderText_Shaded函数的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: renderHUD
//display game stats
void renderHUD() {
//display the score
std::stringstream sScore;
sScore<<iScore;
sfScore=TTF_RenderText_Shaded(fnHUD,sScore.str().c_str(),clScore,clDefault);
printb(7,0,sfScore,sfScreen);
//display the wave number
std::stringstream sWaves;
sWaves<<iWave;
surfWaves=TTF_RenderText_Shaded(fnHUD,sWaves.str().c_str(),clWaves,clDefault);
printb(568,-1,surfWaves,sfScreen);
printb(530,10,sfWavesIcon,sfScreen);
//display the time remaining in the wave
std::stringstream sTime;
if(waveZero==true) sTime<<10000/100-tmTime.getTicks()/100;
else sTime<<WAVE_LENGTH/100-tmTime.getTicks()/100;
sfTime=TTF_RenderText_Shaded(fnHUD,sTime.str().c_str(),clTime,clDefault);
printb(7,425,sfTime,sfScreen);
//displaying bombs left
std::stringstream sBombs;
sBombs<<iBomb;
sfBombs=TTF_RenderText_Shaded(fnHUD,sBombs.str().c_str(),clBomb,clDefault);
printb(568,380,sfBombs,sfScreen);
printb(530,391,sfBombsIcon,sfScreen);
//displaying lives left
std::stringstream sLives;
sLives<<iLife-1;
sfLives=TTF_RenderText_Shaded(fnHUD,sLives.str().c_str(),clLives,clDefault);
printb(568,427,sfLives,sfScreen);
printb(530,438,sfLivesIcon,sfScreen);
}示例2: high_score_entry_draw
void high_score_entry_draw(high_score_entry* entry, SDL_Surface* screen) {
// Draw a gold border
_high_score_entry_draw_border(entry, screen);
TTF_Font* font = TTF_OpenFont(FONT_PATH, 50);
SDL_Color fg = {255, 255, 255};
SDL_Color bg = {0, 0, 0};
// Just use this render to get the width for centering
SDL_Surface* textSurface = TTF_RenderText_Shaded(font, entry->name, fg, bg);
int offset = (screen->w - textSurface->w)/2;
int v_center = (screen->h - textSurface->h)/2;
for (int i = 0; i <= 2; i++) {
if (i == entry->index) {
fg = (SDL_Color){0, 255, 0};
} else {
fg = (SDL_Color){255, 255, 255};
}
char str[] = {entry->name[i], 0};
SDL_Surface* text = TTF_RenderText_Shaded(font, str, fg, bg);
SDL_Rect textLocation = {offset, v_center, 0, 0};
SDL_BlitSurface(text, NULL, screen, &textLocation);
offset += text->w;
SDL_FreeSurface(text);
}
SDL_FreeSurface(textSurface);
TTF_CloseFont(font);
}示例3: init_ev
bool Main_menu::draw_menu()
{
init_ev();
//render_sdl();
SDL_RenderCopy(render, texture, NULL, NULL);
SDL_RenderCopy(render, m_font_newgame, NULL, &new_game_rect);
SDL_RenderCopy(render, m_font_quit, NULL, &quit_rect);
SDL_RenderPresent(render);
while (!next)
{
while (SDL_PollEvent(&event))
{
if (event.type == SDL_MOUSEMOTION)
{
SDL_GetMouseState(&px, &py);
pressed = false;
//std::cout << px << " " << py << std::endl;
}
if (event.type == SDL_MOUSEBUTTONDOWN)
pressed = true;
}
if (px >= new_game_rect.x && px <= new_game_rect.x + new_game_rect.w && py >= new_game_rect.y && py <= new_game_rect.y + new_game_rect.h)
{
myfont = TTF_RenderText_Shaded(font, "New Game", backcolor, textcolor);
m_font_newgame = SDL_CreateTextureFromSurface(render, myfont);
if (pressed)
next = true;
}
else
{
myfont = TTF_RenderText_Solid(font, "New Game", textcolor);
m_font_newgame = SDL_CreateTextureFromSurface(render, myfont);
}
if (px >= quit_rect.x && px <= quit_rect.x + quit_rect.w && py >= quit_rect.y && py <= quit_rect.y + quit_rect.h)
{
quitfont = TTF_RenderText_Shaded(font, "Quit", textcolor, backcolor);
m_font_quit = SDL_CreateTextureFromSurface(render, quitfont);
if (pressed)
{
return false;
}
}
else
{
quitfont = TTF_RenderText_Solid(font, "Quit", textcolor);
m_font_quit = SDL_CreateTextureFromSurface(render, quitfont);
}
}
return true;
}示例4: SDL_SetRenderDrawColor
void Menu::draw(SDL_Renderer &renderer){
SDL_SetRenderDrawColor(&renderer, _bgColor.r, _bgColor.g, _bgColor.b, _bgColor.a);
SDL_RenderClear(&renderer);
SDL_Surface* text_surface;
SDL_Rect menuPos;
int itemAmount = _currentItems.size();
for(int i = 0; i < itemAmount; ++i){
if(i == 0){
if(!(text_surface = TTF_RenderText_Shaded(_titleFont, _currentItems.at(i), _titleColor1, _bgColor))){
std::cerr<<TTF_GetError()<<std::endl;
}
}
else if(i == _currentSelection){
if(!(text_surface = TTF_RenderText_Shaded(_highlightFont, _currentItems.at(i), _highlightColor, _bgColor))){
std::cerr<<TTF_GetError()<<std::endl;
}
}
else{
if(!(text_surface = TTF_RenderText_Shaded(_breadFont, _currentItems.at(i), _breadColor, _bgColor))){
std::cerr<<TTF_GetError()<<std::endl;
}
}
SDL_Texture* text_texture = NULL;
text_texture = SDL_CreateTextureFromSurface(&renderer, text_surface);
if(text_texture == NULL){
std::cerr<<SDL_GetError()<<std::endl;
}
int w, h;
if(SDL_QueryTexture(text_texture, NULL, NULL, &w, &h) != 0){
std::cerr<<"Query: "<<SDL_GetError()<<std::endl;
}
menuPos.x = 640/2 - w/2;
menuPos.y = 480/4 + i * 64;
menuPos.w = w;
menuPos.h = h;
SDL_Rect src;
src.x = 0;
src.y = 0;
src.w = w;
src.h = h;
if(SDL_RenderCopy(&renderer, text_texture, &src, &menuPos) != 0 ){
std::cerr<<SDL_GetError()<<std::endl;
}
SDL_FreeSurface(text_surface);
}
}示例5: set_color_with_pc
static int set_color_with_pc(t_gui *gui,
t_corewar *core,
int i)
{
SDL_Color fg_color;
char str[3];
fg_color.r = 0;
fg_color.g = 0;
fg_color.b = 0;
fg_color.unused = 0;
if (is_pc(core, gui, i) != 0)
gui->byte_arena = TTF_RenderText_Shaded(gui->font,
hex_to_str(core->arena[i],
&str[0]),
fg_color,
gui->my_color);
else
gui->byte_arena = TTF_RenderText_Solid(gui->font,
hex_to_str(core->arena[i],
&str[0]),
gui->my_color);
if (gui->byte_arena == NULL)
return (my_putstr("error: TTF_RenderText\n", 2));
return (0);
}示例6: free
bool LTexture::loadFromRenderedText(std::string textureText, SDL_Color textColor, SDL_Color bgColor, TTF_Font* gFont, SDL_Renderer* gRenderer)
{
//Get rid of preexisting texture
free();
//Render text surface
SDL_Surface* textSurface = TTF_RenderText_Shaded(gFont, textureText.c_str(), textColor, bgColor);
if (textSurface == NULL)
{
printf("Unable to render text surface! SDL_ttf Error: %s\n", TTF_GetError());
}
else
{
//Create texture from surface pixels
mTexture = SDL_CreateTextureFromSurface(gRenderer, textSurface);
if (mTexture == NULL)
{
printf("Unable to create texture from rendered text! SDL Error: %s\n", SDL_GetError());
}
else
{
//Get image dimensions
mWidth = textSurface->w;
mHeight = textSurface->h;
}
//Get rid of old surface
SDL_FreeSurface(textSurface);
}
//Return success
return mTexture != NULL;
}示例7: afficher_message_interface_SDL
int afficher_message_interface_SDL (SDL_Surface *screen, SDL_Surface *message, char phrase2_affiche[], TTF_Font *font, SDL_Rect position, SDL_Color textColor, SDL_Color fondColor)
{
// affiche texte
SDL_FreeSurface(message); /* On supprime la surface précédente */
//Mise en place du texte sur la surface message
message = TTF_RenderText_Shaded( font, phrase2_affiche, textColor, fondColor );
//S'il y a une erreur dans la mise en place du texte
if( message == NULL ) {
printf("\n erreur message \n");
return 1;
}
SDL_BlitSurface(message, NULL, screen, &position); /* Blit du texte */
SDL_Flip(screen);
//apply_surface( 0, 0, background, screen
//Mise à jour de l'écran
if( SDL_Flip( screen ) == -1 ) {
printf("\n erreur mise à jour écran \n");
return 1;
}
return 1;
}示例8: subtitle_clean_msg
int subtitle_clean_msg(SDL_Surface *screen, int x, int y, const char *msg)
{
SDL_Color black = { 0x00, 0x00, 0x00, 0x00 };
//SDL_Color fg={255, 165,0,0}; // orange color
SDL_Color fg={0, 0, 0,0};
SDL_Color bg={0, 0, 0, 0};
SDL_Surface *black_text_surface = TTF_RenderText_Shaded(font, msg, fg, bg);
if (black_text_surface)
{
SDL_TextureID black_text = SDL_CreateTextureFromSurface(0, black_text_surface);
if (black_text) {
SDL_Rect black_rect = {x, y, black_text_surface->w, black_text_surface->h };
SDL_RenderCopy(black_text, NULL, &black_rect);
SDL_DestroyTexture(black_text);
{
char log_msg[256];
// sprintf(log_msg, "CleanedMsg:%s", msg);
__android_log_print(ANDROID_LOG_INFO, "BroovPlayer", "CleanedMsg:%s", msg);
}
}
SDL_FreeSurface(black_text_surface);
}
}示例9: overlay_subtitle_draw_msg_type2
int overlay_subtitle_draw_msg_type2(SDL_Surface *screen, int x, int y, const char *msg)
{
int blender = 254;
SDL_Color bg={0,0,0,0};
SDL_Color fg={255,255,255,255};
SDL_Surface *surf= TTF_RenderText_Shaded(font,msg,fg, bg);
//Central alignment for subtitle
x=(int) ((320.0*fs_screen_width/640.0) -(surf->w/2.0));
SDL_Rect rect = {x, y, surf->w, surf->h };
SDL_Surface *alpha_surf = SDL_DisplayFormat(surf);
overlay_transparent(alpha_surf, 0,0,0);
//SDL_Surface *alpha_surf = SDL_DisplayFormatAlpha(surf);
SDL_SetAlpha(alpha_surf, SDL_SRCALPHA, blender); //255-opaque,0-invisible
SDL_TextureID text = SDL_CreateTextureFromSurface(0, alpha_surf);
SDL_RenderCopy(text, NULL, &rect);
SDL_FreeSurface(surf);
SDL_FreeSurface(alpha_surf);
SDL_DestroyTexture(text);
}示例10: switch
void TextTexture::drawText()
{
SDL_Color fg = {TextColor.r*255,TextColor.g*255,TextColor.b*255,TextColor.a*255}, bg = {255-TextColor.r*255,255-TextColor.g*255,255-TextColor.b*255,255-TextColor.a*255};
if(TextImage!=NULL){SDL_FreeSurface(TextImage); TextImage=NULL;}
switch(RenderStyle)
{
case TTF_RENDER_BLENDED:
TextImage = TTF_RenderText_Blended(font->getFont(),text.c_str(),fg);
break;
case TTF_RENDER_SHADED:
TextImage = TTF_RenderText_Shaded(font->getFont(),text.c_str(),fg,bg);
break;
case TTF_RENDER_SOLID:
TextImage = TTF_RenderText_Solid(font->getFont(),text.c_str(),fg);
break;
}
if(TextImage == NULL)
{
std::cout<<"ERROR: COULD NOT LOAD TEXT FOR "<<getName()<<std::endl;
return;
}
else
{
if(RenderStyle == TTF_RENDER_SHADED)
{
SDL_SetColorKey(TextImage,SDL_TRUE,SDL_MapRGB(TextImage->format,bg.r,bg.g,bg.b)); //Kinda silly, that we render the background and then cancel it out
}
SDL_SetSurfaceAlphaMod(TextImage,TextColor.a*255);
}
}示例11: TTF_GlyphMetrics
void Font::loadChar(int c) {
GLfloat texcoord[4];
char letter[2] = { 0, 0 };
if ((minGlyph <= c) && (c <= maxGlyph) && (NULL == glyphs[c].pic)) {
SDL_Surface *g0 = NULL;
SDL_Surface *g1 = NULL;
letter[0] = c;
TTF_GlyphMetrics(ttfFont, (Uint16) c, &glyphs[c].minx, &glyphs[c].maxx,
&glyphs[c].miny, &glyphs[c].maxy, &glyphs[c].advance);
g0 = TTF_RenderText_Shaded(ttfFont, letter, foreground, background);
if (g0) {
g1 = SDL_ConvertSurface(g0,g0->format,0);
SDL_FreeSurface(g0);
}
if (g1) {
glyphs[c].pic = g1;
glyphs[c].tex = 0; // loadTextureColorKey(g1, texcoord, 0, 0, 0);
glyphs[c].texMinX = texcoord[0];
glyphs[c].texMinY = texcoord[1];
glyphs[c].texMaxX = texcoord[2];
glyphs[c].texMaxY = texcoord[3];
}
}
}示例12: renderText
static int renderText(const char *text, SDL_Surface *rendered_text, SDL_Rect *text_size, TTF_Font *font, const unsigned int foreground, const unsigned int background)
{
const unsigned int display_w = 1024;
const unsigned int display_h = 768;
SDL_Color fg, bg;
fg.r = foreground;
fg.g = foreground;
fg.b = foreground;
bg.r = background;
bg.g = background;
bg.b = background;
rendered_text = TTF_RenderText_Shaded(font, text, fg, bg);
if (!rendered_text ||
TTF_SizeText(font, text, (int *)&text_size->w, (int *)&text_size->h) ||
(text_size->w + text_size->x > display_w) ||
(text_size->h + text_size->y > display_h) ) {
fprintf(stderr, "SDL_TTF: Error rendering text.\n : Error: %s\n", TTF_GetError() );
return 1;
}
return 0;
}示例13: I_TTFRendSurface
static void I_TTFRendSurface(const char *textmsg, TTF_Font *font, TextQuality quality, SDL_Color fontfgcolor, SDL_Color fontbgcolor)
{
// Print text in the buffer.
// SDL_ttf has three modes to draw text.
// Solid rendering is quick, but dirty. Use it if you need speed more than quality.
switch (quality)
{
case solid:
TTFRendSurface = TTF_RenderText_Solid(font, textmsg, fontfgcolor);
break;
// Shaded rendering adds a background to the rendered text. Because of this, I_TTFDrawText
// takes an extra color more than the other styles to be a background color.
// Shaded is supposedly as fast as solid rendering and about as good quality as blended.
case shaded:
TTFRendSurface = TTF_RenderText_Shaded(font, textmsg, fontfgcolor, fontbgcolor);
break;
// Blended rendering is the opposite of solid. Good quality, but slow.
case blended:
TTFRendSurface = TTF_RenderText_Blended(font, textmsg, fontfgcolor);
break;
}
// Get SDL to update the main surface.
SDL_BlitSurface(TTFRendSurface, NULL, TTFSurface, &TTFRect);
SDL_Flip(TTFSurface);
}示例14: surf_string_tr
void TFont_ttf::surf_string(SDL_Surface *surf,int x, int y, const char *s, int color, int bgcolor, int w) {
if (!s[0]) return;
if (!ttf)
return TFont::surf_string(surf,x,y,s,color,bgcolor,w);
if (!bgcolor) // 0 is totally transparent in sdl_gfx -> no bg
return surf_string_tr(surf,x,y,s,color,w);
SDL_Rect dest;
SDL_Color sc,bg;
sc.b = (color >> 8) & 0xff;
sc.g = (color >> 16) & 0xff;
sc.r = (color >> 24) & 0xff;
bg.b = (bgcolor >> 8) & 0xff;
bg.g = (bgcolor >> 16) & 0xff;
bg.r = (bgcolor >> 24) & 0xff;
SDL_Surface *sf;
if (is_utf)
sf = TTF_RenderUTF8_Shaded(ttf,s,sc,bg);
else
sf = TTF_RenderText_Shaded(ttf,s,sc,bg);
// SDL_SetColorKey(sf,SDL_SRCCOLORKEY | SDL_RLEACCEL,0);
dest.x = x; dest.y = y;
if (w && w < sf->w) {
SDL_Rect src;
src.w = w;
src.h = sf->h;
src.x = src.y = 0;
SDL_BlitSurface(sf,&src,surf,&dest);
} else
SDL_BlitSurface(sf,NULL,surf,&dest);
SDL_FreeSurface(sf);
}示例15: overlay_subtitle_draw_msg_type1
int overlay_subtitle_draw_msg_type1(SDL_Surface *screen, int x, int y, const char *msg)
{
int blender = 45;
SDL_Color bg={0,0,0,0};
SDL_Color fg={255,255,255,255};
SDL_Surface *mBackground = SDL_CreateRGBSurface
(SDL_SWSURFACE, sw, sh, 32, screen->format->Rmask,
screen->format->Gmask,
screen->format->Bmask,
screen->format->Amask);
Uint32 color = SDL_MapRGB(mBackground->format, 255, 255, 255);
SDL_FillRect(mBackground, 0, color);
SDL_Surface *surf= TTF_RenderText_Shaded(font,msg,fg, bg);
//Central alignment for subtitle
x=(int) ((320.0*fs_screen_width/640.0) -(surf->w/2.0));
SDL_Rect rect = {x, y, surf->w, surf->h };
SDL_Surface *alpha_surf = SDL_DisplayFormat(mBackground);
overlay_transparent(alpha_surf, 0,0,0);
SDL_SetAlpha(alpha_surf, SDL_SRCALPHA, blender); //255-opaque,0-invisible
SDL_TextureID text = SDL_CreateTextureFromSurface(0, alpha_surf);
SDL_RenderCopy(text, NULL, &rect);
SDL_FreeSurface(surf);
SDL_FreeSurface(alpha_surf);
SDL_DestroyTexture(text);
}