2 #include "display_effect.hpp"
5 #include "video/drawing_context.hpp"
8 static const float BORDER_SIZE = 75;
10 DisplayEffect::DisplayEffect()
11 : screen_fade(NO_FADE), screen_fadetime(0), screen_fading(0),
12 border_fade(NO_FADE), border_fadetime(0), border_size(0),
13 black(false), borders(false)
17 DisplayEffect::~DisplayEffect()
22 DisplayEffect::update(float elapsed_time)
28 screen_fading -= elapsed_time;
29 if(screen_fading < 0) {
30 screen_fade = NO_FADE;
34 screen_fading -= elapsed_time;
35 if(screen_fading < 0) {
36 screen_fade = NO_FADE;
48 border_fading -= elapsed_time;
49 if(border_fading < 0) {
50 border_fade = NO_FADE;
52 border_size = border_fading / border_fading * BORDER_SIZE;
55 border_fading -= elapsed_time;
56 if(border_fading < 0) {
58 border_fade = NO_FADE;
60 border_size = (border_fadetime - border_fading)
61 / border_fadetime * BORDER_SIZE;
69 DisplayEffect::draw(DrawingContext& context)
71 context.push_transform();
72 context.set_translation(Vector(0, 0));
74 if(black || screen_fade != NO_FADE) {
81 alpha = screen_fading / screen_fadetime;
84 alpha = (screen_fadetime - screen_fading) / screen_fadetime;
91 context.draw_filled_rect(Vector(0, 0), Vector(SCREEN_WIDTH, SCREEN_HEIGHT),
92 Color(0, 0, 0, alpha), LAYER_GUI-10);
96 context.draw_filled_rect(Vector(0, 0), Vector(SCREEN_WIDTH, border_size),
97 Color(0, 0, 0, 1.0f), LAYER_GUI-10);
98 context.draw_filled_rect(Vector(0, SCREEN_HEIGHT - border_size), Vector(SCREEN_WIDTH, border_size),
99 Color(0, 0, 0, 1.0f), LAYER_GUI-10);
102 context.pop_transform();
106 DisplayEffect::fade_out(float fadetime)
109 screen_fadetime = fadetime;
110 screen_fading = fadetime;
111 screen_fade = FADE_OUT;
115 DisplayEffect::fade_in(float fadetime)
118 this->screen_fadetime = fadetime;
119 screen_fading = fadetime;
120 screen_fade = FADE_IN;
124 DisplayEffect::set_black(bool enabled)
130 DisplayEffect::is_black()
136 DisplayEffect::sixteen_to_nine(float fadetime)
140 border_size = BORDER_SIZE;
144 border_fade = FADE_IN;
145 border_fadetime = fadetime;
146 border_fading = border_fadetime;
151 DisplayEffect::four_to_three(float fadetime)
156 border_size = BORDER_SIZE;
157 border_fade = FADE_OUT;
158 border_fadetime = fadetime;
159 border_fading = border_fadetime;