bool part_ui::render_floating_images()
{
events::raise_draw_event();
update_whole_screen();
skip_ = false;
last_key_ = true;
size_t fi_n = 0;
foreach(floating_image::render_input& ri, imgs_) {
const floating_image& fi = p_.get_floating_images()[fi_n];
if(!ri.image.null()) {
sdl_blit(ri.image, NULL, video_.getSurface(), &ri.rect);
update_rect(ri.rect);
}
if (!skip_)
{
int delay = fi.display_delay(), delay_step = 20;
for (int i = 0; i != (delay + delay_step - 1) / delay_step; ++i)
{
if (handle_interface()) return false;
if (skip_) break;
disp_.delay(std::min<int>(delay_step, delay - i * delay_step));
}
}
++fi_n;
}
return true;
}
void loadscreen::clear_screen()
{
int scrx = screen_.getx(); //< Screen width.
int scry = screen_.gety(); //< Screen height.
SDL_Rect area = create_rect(0, 0, scrx, scry); // Screen area.
surface disp(screen_.getSurface()); // Screen surface.
// Make everything black.
sdl_fill_rect(disp,&area,SDL_MapRGB(disp->format,0,0,0));
update_whole_screen();
screen_.flip();
}
void the_end(display &disp, std::string text, unsigned int duration)
{
//
// Some sane defaults.
//
if(text.empty())
text = _("The End");
if(!duration)
duration = 3500;
SDL_Rect area = screen_area();
CVideo &video = disp.video();
sdl_fill_rect(video.getSurface(),&area,0);
update_whole_screen();
disp.flip();
const size_t font_size = font::SIZE_XLARGE;
area = font::text_area(text,font_size);
area.x = screen_area().w/2 - area.w/2;
area.y = screen_area().h/2 - area.h/2;
for(size_t n = 0; n < 255; n += 5) {
if(n)
sdl_fill_rect(video.getSurface(),&area,0);
const SDL_Color col = create_color(n, n, n, n);
font::draw_text(&video,area,font_size,col,text,area.x,area.y);
update_rect(area);
events::pump();
events::raise_process_event();
events::raise_draw_event();
disp.flip();
disp.delay(10);
}
//
// Delay after the end of fading.
// Rounded to multiples of 10.
//
unsigned int count = duration/10;
while(count) {
events::pump();
events::raise_process_event();
events::raise_draw_event();
disp.flip();
disp.delay(10);
--count;
}
}
void loadscreen::clear_screen()
{
#if SDL_VERSION_ATLEAST(2,0,0)
CVideo::get_window()->fill(0,0,0);
#else
int scrx = screen_.getx(); // Screen width.
int scry = screen_.gety(); // Screen height.
SDL_Rect area = sdl::create_rect(0, 0, scrx, scry); // Screen area.
surface disp(screen_.getSurface()); // Screen surface.
// Make everything black.
sdl::fill_rect(disp,&area,SDL_MapRGB(disp->format,0,0,0));
update_whole_screen();
screen_.flip();
#endif
}
void loadscreen::clear_screen()
{
#ifdef SDL_GPU
GPU_Clear(get_render_target());
#else
int scrx = screen_.getx(); // Screen width.
int scry = screen_.gety(); // Screen height.
SDL_Rect area = sdl::create_rect(0, 0, scrx, scry); // Screen area.
surface disp(screen_.getSurface()); // Screen surface.
// Make everything black.
sdl::fill_rect(disp,&area,SDL_MapRGB(disp->format,0,0,0));
update_whole_screen();
screen_.flip();
#endif
}
void pump()
{
SDL_PumpEvents();
pump_info info;
//used to keep track of double click events
static int last_mouse_down = -1;
static int last_click_x = -1, last_click_y = -1;
SDL_Event temp_event;
int poll_count = 0;
int begin_ignoring = 0;
std::vector< SDL_Event > events;
while(SDL_PollEvent(&temp_event)) {
++poll_count;
if(!begin_ignoring && temp_event.type == SDL_ACTIVEEVENT) {
begin_ignoring = poll_count;
} else if(begin_ignoring > 0 && SDL_EVENTMASK(temp_event.type)&INPUT_MASK) {
//ignore user input events that occurred after the window was activated
continue;
}
events.push_back(temp_event);
}
std::vector<SDL_Event>::iterator ev_it = events.begin();
for(int i=1; i < begin_ignoring; ++i){
if(SDL_EVENTMASK(ev_it->type)&INPUT_MASK) {
//ignore user input events that occurred before the window was activated
ev_it = events.erase(ev_it);
} else {
++ev_it;
}
}
std::vector<SDL_Event>::iterator ev_end = events.end();
for(ev_it = events.begin(); ev_it != ev_end; ++ev_it){
SDL_Event &event = *ev_it;
switch(event.type) {
case SDL_ACTIVEEVENT: {
SDL_ActiveEvent& ae = reinterpret_cast<SDL_ActiveEvent&>(event);
if((ae.state & SDL_APPMOUSEFOCUS) != 0 || (ae.state & SDL_APPINPUTFOCUS) != 0) {
cursor::set_focus(ae.gain != 0);
}
break;
}
//if the window must be redrawn, update the entire screen
case SDL_VIDEOEXPOSE: {
update_whole_screen();
break;
}
case SDL_VIDEORESIZE: {
const SDL_ResizeEvent* const resize = reinterpret_cast<SDL_ResizeEvent*>(&event);
info.resize_dimensions.first = resize->w;
info.resize_dimensions.second = resize->h;
break;
}
case SDL_MOUSEMOTION: {
//always make sure a cursor is displayed if the
//mouse moves or if the user clicks
cursor::set_focus(true);
raise_help_string_event(event.motion.x,event.motion.y);
break;
}
case SDL_MOUSEBUTTONDOWN: {
//always make sure a cursor is displayed if the
//mouse moves or if the user clicks
cursor::set_focus(true);
if(event.button.button == SDL_BUTTON_LEFT) {
static const int DoubleClickTime = 500;
static const int DoubleClickMaxMove = 3;
if(last_mouse_down >= 0 && info.ticks() - last_mouse_down < DoubleClickTime &&
abs(event.button.x - last_click_x) < DoubleClickMaxMove &&
abs(event.button.y - last_click_y) < DoubleClickMaxMove) {
SDL_UserEvent user_event;
user_event.type = DOUBLE_CLICK_EVENT;
user_event.code = 0;
user_event.data1 = reinterpret_cast<void*>(event.button.x);
user_event.data2 = reinterpret_cast<void*>(event.button.y);
::SDL_PushEvent(reinterpret_cast<SDL_Event*>(&user_event));
}
last_mouse_down = info.ticks();
last_click_x = event.button.x;
last_click_y = event.button.y;
}
break;
}
#if defined(_X11) && !defined(__APPLE__)
case SDL_SYSWMEVENT: {
//clipboard support for X11
handle_system_event(event);
break;
}
#endif
case SDL_QUIT: {
throw CVideo::quit();
}
}
if(event_contexts.empty() == false) {
const std::vector<handler*>& event_handlers = event_contexts.back().handlers;
//events may cause more event handlers to be added and/or removed,
//so we must use indexes instead of iterators here.
for(size_t i1 = 0, i2 = event_handlers.size(); i1 != i2 && i1 < event_handlers.size(); ++i1) {
event_handlers[i1]->handle_event(event);
}
}
}
//inform the pump monitors that an events::pump() has occurred
for(size_t i1 = 0, i2 = pump_monitors.size(); i1 != i2 && i1 < pump_monitors.size(); ++i1) {
pump_monitors[i1]->process(info);
}
}
void part_ui::render_story_box()
{
#ifdef SDL_GPU
LOG_NG << "ENTER part_ui()::render_story_box()\n";
GPU_Target *target = get_render_target();
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(*target, 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) {
disp_.delay(20);
}
}
const SDL_Rect rect = sdl::create_rect(0, 0, video_.getx(), video_.gety());
sdl::fill_rect(*target, rect, 0, 0, 0, 255);
#else
LOG_NG << "ENTER part_ui()::render_story_box()\n";
const std::string& storytxt = p_.text();
if(storytxt.empty()) {
update_whole_screen();
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);
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
blur_area(video_, fix_text_y, fix_text_h);
#endif
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(imgs_.empty()) {
update_whole_screen();
} else if(update_area.h > 0) {
update_rect(update_area);
}
// Time to do some f*****g visual effect.
const int scan_height = 1, scan_width = txtsurf->w;
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);
surface scan_dst = video_.getSurface();
bool scan_finished = false;
while(true) {
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) {
disp_.delay(20);
}
}
sdl::draw_solid_tinted_rectangle(
0, 0, video_.getx(), video_.gety(), 0, 0, 0,
1.0, video_.getSurface()
);
#endif
}
void pump()
{
SDL_PumpEvents();
#if SDL_VERSION_ATLEAST(2,0,0)
peek_for_resize();
#endif
pump_info info;
//used to keep track of double click events
static int last_mouse_down = -1;
static int last_click_x = -1, last_click_y = -1;
SDL_Event temp_event;
int poll_count = 0;
int begin_ignoring = 0;
std::vector< SDL_Event > events;
while(SDL_PollEvent(&temp_event)) {
++poll_count;
#if SDL_VERSION_ATLEAST(2, 0, 0)
peek_for_resize();
if(!begin_ignoring && temp_event.type == SDL_WINDOWEVENT
&& (temp_event.window.event == SDL_WINDOWEVENT_ENTER
|| temp_event.window.event == SDL_WINDOWEVENT_FOCUS_GAINED))
#else
if(!begin_ignoring && temp_event.type == SDL_ACTIVEEVENT)
#endif
{
begin_ignoring = poll_count;
} else if(begin_ignoring > 0 && is_input(temp_event)) {
//ignore user input events that occurred after the window was activated
continue;
}
events.push_back(temp_event);
}
std::vector<SDL_Event>::iterator ev_it = events.begin();
for(int i=1; i < begin_ignoring; ++i){
if(is_input(*ev_it)) {
//ignore user input events that occurred before the window was activated
ev_it = events.erase(ev_it);
} else {
++ev_it;
}
}
std::vector<SDL_Event>::iterator ev_end = events.end();
for(ev_it = events.begin(); ev_it != ev_end; ++ev_it){
SDL_Event &event = *ev_it;
switch(event.type) {
#if SDL_VERSION_ATLEAST(2, 0, 0)
case SDL_WINDOWEVENT:
switch(event.window.event) {
case SDL_WINDOWEVENT_ENTER:
case SDL_WINDOWEVENT_FOCUS_GAINED:
cursor::set_focus(1);
break;
case SDL_WINDOWEVENT_LEAVE:
case SDL_WINDOWEVENT_FOCUS_LOST:
cursor::set_focus(1);
break;
case SDL_WINDOWEVENT_EXPOSED:
update_whole_screen();
break;
case SDL_WINDOWEVENT_RESIZED: {
info.resize_dimensions.first = event.window.data1;
info.resize_dimensions.second = event.window.data2;
break;
}
}
break;
#else
case SDL_ACTIVEEVENT: {
SDL_ActiveEvent& ae = reinterpret_cast<SDL_ActiveEvent&>(event);
if((ae.state & SDL_APPMOUSEFOCUS) != 0 || (ae.state & SDL_APPINPUTFOCUS) != 0) {
cursor::set_focus(ae.gain != 0);
}
break;
}
//if the window must be redrawn, update the entire screen
case SDL_VIDEOEXPOSE:
update_whole_screen();
break;
case SDL_VIDEORESIZE: {
const SDL_ResizeEvent* const resize = reinterpret_cast<SDL_ResizeEvent*>(&event);
info.resize_dimensions.first = resize->w;
info.resize_dimensions.second = resize->h;
break;
}
#endif
case SDL_MOUSEMOTION: {
//always make sure a cursor is displayed if the
//mouse moves or if the user clicks
cursor::set_focus(true);
raise_help_string_event(event.motion.x,event.motion.y);
break;
}
case SDL_MOUSEBUTTONDOWN: {
//always make sure a cursor is displayed if the
//mouse moves or if the user clicks
cursor::set_focus(true);
if(event.button.button == SDL_BUTTON_LEFT) {
static const int DoubleClickTime = 500;
static const int DoubleClickMaxMove = 3;
if(last_mouse_down >= 0 && info.ticks() - last_mouse_down < DoubleClickTime &&
abs(event.button.x - last_click_x) < DoubleClickMaxMove &&
abs(event.button.y - last_click_y) < DoubleClickMaxMove) {
SDL_UserEvent user_event;
user_event.type = DOUBLE_CLICK_EVENT;
user_event.code = 0;
user_event.data1 = reinterpret_cast<void*>(event.button.x);
user_event.data2 = reinterpret_cast<void*>(event.button.y);
::SDL_PushEvent(reinterpret_cast<SDL_Event*>(&user_event));
}
last_mouse_down = info.ticks();
last_click_x = event.button.x;
last_click_y = event.button.y;
}
break;
}
#ifndef __APPLE__
case SDL_KEYDOWN: {
if(event.key.keysym.sym == SDLK_F4 && (event.key.keysym.mod == KMOD_RALT || event.key.keysym.mod == KMOD_LALT)) {
quit_confirmation::quit();
continue; // this event is already handled
}
break;
}
#endif
#if defined(_X11) && !defined(__APPLE__)
case SDL_SYSWMEVENT: {
//clipboard support for X11
desktop::clipboard::handle_system_event(event);
break;
}
#endif
#if defined _WIN32
case SDL_SYSWMEVENT: {
windows_tray_notification::handle_system_event(event);
break;
}
#endif
case SDL_QUIT: {
quit_confirmation::quit();
continue; //this event is already handled.
}
}
if(event_contexts.empty() == false) {
const std::vector<sdl_handler*>& event_handlers = event_contexts.back().handlers;
//events may cause more event handlers to be added and/or removed,
//so we must use indexes instead of iterators here.
for(size_t i1 = 0, i2 = event_handlers.size(); i1 != i2 && i1 < event_handlers.size(); ++i1) {
event_handlers[i1]->handle_event(event);
}
}
}
//inform the pump monitors that an events::pump() has occurred
for(size_t i1 = 0, i2 = pump_monitors.size(); i1 != i2 && i1 < pump_monitors.size(); ++i1) {
pump_monitors[i1]->process(info);
}
}