part_ui::RESULT part_ui::show()
{
if(p_.music().empty() != true) {
sound::play_music_repeatedly(p_.music());
}
if(p_.sound().empty() != true) {
sound::play_sound(p_.sound());
}
render_background();
if(p_.show_title()) {
render_title_box();
}
if(!imgs_.empty()) {
if(!render_floating_images()) {
return ret_;
}
}
try {
render_story_box();
}
catch(utf8::invalid_utf8_exception const&) {
ERR_NG << "invalid UTF-8 sequence in story text, skipping part..." << std::endl;
}
return ret_;
}
void part_ui::render_background()
{
sdl::draw_solid_tinted_rectangle(
0, 0, video_.getx(), video_.gety(), 0, 0, 0, 1.0,
video_.getSurface()
);
sdl_blit(background_, NULL, video_.getSurface(), NULL);
// Render the titlebox over the background
render_title_box();
}
void part_ui::render_story_box()
{
#ifdef SDL_GPU
LOG_NG << "ENTER part_ui()::render_story_box()\n";
const std::string& storytxt = p_.text();
if(storytxt.empty()) {
video_.flip();
wait_for_input();
return;
}
const part::BLOCK_LOCATION tbl = p_.story_text_location();
const int max_width = buttons_x_ - storybox_padding - text_x_;
const int max_height = screen_area().h - storybox_padding;
skip_ = false;
last_key_ = true;
font::ttext t;
if(!t.set_text(p_.text(), true)) {
ERR_NG << "Text: Invalid markup in '"
<< p_.text() << "' rendered as is.\n";
t.set_text(p_.text(), false);
}
t.set_font_style(font::ttext::STYLE_NORMAL)
.set_font_size(storybox_font_size)
.set_foreground_color(storybox_font_color)
.set_maximum_width(max_width)
.set_maximum_height(max_height, true);
sdl::timage txttxt = t.render_as_texture();
if(txttxt.null()) {
ERR_NG << "storyscreen text area rendering resulted in a null texture" << std::endl;
return;
}
int fix_text_y = text_y_;
if(fix_text_y + 2*(storybox_padding+1) + txttxt.height() > screen_area().h && tbl != part::BLOCK_TOP) {
fix_text_y =
(screen_area().h > txttxt.height() + 1) ?
(std::max(0, screen_area().h - txttxt.height() - 2*(storybox_padding+1))) :
(0);
}
int fix_text_h;
switch(tbl) {
case part::BLOCK_TOP:
fix_text_h = std::max(txttxt.height() + 2*storybox_padding, screen_area().h/4);
break;
case part::BLOCK_MIDDLE:
fix_text_h = std::max(txttxt.height() + 2*storybox_padding, screen_area().h/3);
break;
default:
fix_text_h = screen_area().h - fix_text_y;
break;
}
SDL_Rect update_area = sdl::create_rect(0
, fix_text_y
, screen_area().w
, fix_text_h);
/* do */ {
// this should kill the tiniest flickering caused
// by the buttons being hidden and unhidden in this scope.
update_locker locker(video_);
next_button_.hide();
back_button_.hide();
play_button_.hide();
//TODO: blurring
const SDL_Rect box = sdl::create_rect(0, fix_text_y, screen_area().w,
fix_text_h);
sdl::fill_rect(video_, box, storyshadow_r, storyshadow_g,
storyshadow_b, storyshadow_a);
render_story_box_borders(update_area); // no-op if LOW_MEM is defined
next_button_.hide(false);
back_button_.hide(false);
play_button_.hide(false);
}
// Time to do some f*****g visual effect.
const int scan_height = 1, scan_width = txttxt.width();
SDL_Rect scan = sdl::create_rect(0, 0, scan_width, scan_height);
SDL_Rect dstrect = sdl::create_rect(text_x_, 0, scan_width, scan_height);
bool scan_finished = false;
while(true) {
scan_finished = scan.y >= txttxt.base_height();
if (!scan_finished)
{
dstrect.y = fix_text_y + scan.y + storybox_padding;
txttxt.set_clip(scan);
video_.draw_texture(txttxt, dstrect.x, dstrect.y);
video_.flip();
++scan.y;
}
else skip_ = true;
if (handle_interface()) break;
if (!skip_ || scan_finished) {
CVideo::delay(20);
}
}
const SDL_Rect rect = sdl::create_rect(0, 0, video_.getx(), video_.gety());
sdl::fill_rect(video_, rect, 0, 0, 0, SDL_ALPHA_OPAQUE);
#else
LOG_NG<< "ENTER part_ui()::render_story_box()\n";
bool first = true;
render_background();
if(p_.show_title()) {
render_title_box();
}
if(!imgs_.empty()) {
if(!render_floating_images()) {
return;
}
}
const std::string& storytxt = p_.text();
if(storytxt.empty()) {
wait_for_input();
return;
}
skip_ = false;
last_key_ = true;
font::ttext t;
bool scan_finished = false;
SDL_Rect scan;
SDL_Rect dstrect;
while(true) {
if (dirty_) {
render_background();
if(p_.show_title()) {
render_title_box();
}
if(!imgs_.empty()) {
if(!render_floating_images()) {
return;
}
}
}
part::BLOCK_LOCATION tbl = p_.story_text_location();
int max_width = buttons_x_ - storybox_padding - text_x_;
int max_height = screen_area().h - storybox_padding;
if(!t.set_text(p_.text(), true)) {
ERR_NG << "Text: Invalid markup in '"
<< p_.text() << "' rendered as is.\n";
t.set_text(p_.text(), false);
}
t.set_font_style(font::ttext::STYLE_NORMAL)
.set_font_size(storybox_font_size)
.set_foreground_color(storybox_font_color)
.set_maximum_width(max_width)
.set_maximum_height(max_height, true);
surface txtsurf = t.render();
if(txtsurf.null()) {
ERR_NG << "storyscreen text area rendering resulted in a null surface" << std::endl;
return;
}
int fix_text_y = text_y_;
if(fix_text_y + 2*(storybox_padding+1) + txtsurf->h > screen_area().h && tbl != part::BLOCK_TOP) {
fix_text_y =
(screen_area().h > txtsurf->h + 1) ?
(std::max(0, screen_area().h - txtsurf->h - 2*(storybox_padding+1))) :
(0);
}
int fix_text_h;
switch(tbl) {
case part::BLOCK_TOP:
fix_text_h = std::max(txtsurf->h + 2*storybox_padding, screen_area().h/4);
break;
case part::BLOCK_MIDDLE:
fix_text_h = std::max(txtsurf->h + 2*storybox_padding, screen_area().h/3);
break;
default:
fix_text_h = screen_area().h - fix_text_y;
break;
}
SDL_Rect update_area = sdl::create_rect(0
, fix_text_y
, screen_area().w
, fix_text_h);
/* do */{
// this should kill the tiniest flickering caused
// by the buttons being hidden and unhidden in this scope.
update_locker locker(video_);
next_button_.hide();
back_button_.hide();
play_button_.hide();
#ifndef LOW_MEM
if (dirty_ || first) {
blur_area(video_, fix_text_y, fix_text_h);
}
#endif
if (dirty_ || first) {
sdl::draw_solid_tinted_rectangle(
0, fix_text_y, screen_area().w, fix_text_h,
storyshadow_r, storyshadow_g, storyshadow_b,
storyshadow_opacity,
video_.getSurface()
);
}
render_story_box_borders(update_area); // no-op if LOW_MEM is defined
next_button_.hide(false);
back_button_.hide(false);
play_button_.hide(false);
}
if (dirty_ || first) {
if(!imgs_.empty() && update_area.h > 0) {
update_rect(update_area);
}
}
// Time to do some visual effecta.
if (dirty_ || first) {
const int scan_height = 1, scan_width = txtsurf->w;
scan = sdl::create_rect(0, 0, scan_width, scan_height);
dstrect = sdl::create_rect(text_x_, 0, scan_width, scan_height);
}
/* This needs to happen before poll for events */
dirty_ = false;
first = false;
scan_finished = scan.y >= txtsurf->h;
if (!scan_finished)
{
//dstrect.x = text_x_;
dstrect.y = fix_text_y + scan.y + storybox_padding;
// NOTE: ::blit_surface() screws up with antialiasing and hinting when
// on backgroundless (e.g. black) screens; ttext::draw()
// uses it nonetheless, no idea why...
// Here we'll use CVideo::blit_surface() instead.
video_.blit_surface(dstrect.x, dstrect.y, txtsurf, &scan);
update_rect(dstrect);
++scan.y;
}
else {
skip_ = true;
}
if (handle_interface()) break;
if (!skip_ || scan_finished) {
CVideo::delay(20);
}
}
sdl::draw_solid_tinted_rectangle(
0, 0, video_.getx(), video_.gety(), 0, 0, 0,
1.0, video_.getSurface()
);
#endif
}