1 files changed, 110 insertions, 0 deletions
diff --git a/window.py b/window.py
new file mode 100644
index 0000000..29d0522
--- /dev/null
+++ b/window.py
@@ -0,0 +1,110 @@
+from OpenGL.GL import *
+from OpenGL.GLUT import *
+from OpenGL.GLU import *
+from time import time
+
+from transition import Transition
+from texture import ImageTexture
+
+
+class PixDisplay:
+    def __init__(self):
+        self.last_time = 0
+        self.start_time = 0
+        self.image_time = 0
+        self.textures = []
+        self.current_texture_index = 0
+        self.transition = Transition()
+        self.window_width = 0
+        self.window_height = 0
+
+        self.display_duration = 2.0
+        self.transition_duration = 0.5
+
+    @property
+    def next_texture_index(self): return (self.current_texture_index + 1) % len(self.textures)
+
+    @property
+    def texture_current(self): return self.textures[self.current_texture_index]
+
+    @property
+    def texture_next(self): return self.textures[self.next_texture_index]
+
+    # Main display function
+    def display(self):
+        # Calculate timings
+        current_time = time()
+        alive_time = current_time - self.start_time
+        delta_time = current_time - self.last_time
+        self.last_time = current_time
+
+        if not self.textures:
+            glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
+            glLoadIdentity()
+            glClearColor(0.0, 0.0, 0.0, 1.0)  # Set the background color to black
+
+            glutSwapBuffers()
+            return
+
+        # Ensure textures are initialized
+        self.texture_current.gl_init()
+        self.texture_next.gl_init()
+
+        # Progress image time
+        self.image_time += delta_time
+
+        # Get window size
+        window_width, window_height = glutGet(GLUT_WINDOW_WIDTH), glutGet(GLUT_WINDOW_HEIGHT)
+
+        if self.image_time < self.display_duration:
+            if window_width != self.window_width or window_height != self.window_height:
+                self.window_width, self.window_height = window_width, window_height
+
+                glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
+                glLoadIdentity()
+
+                self.transition.draw_image(self.texture_current, self.window_width, self.window_height, 1)
+
+                glClearColor(0.0, 0.0, 0.0, 1.0)  # Set the background color to black
+                glutSwapBuffers()
+            return
+
+        self.window_width, self.window_height = window_width, window_height
+
+        glClear(GL_COLOR_BUFFER_BIT | GL_DEPTH_BUFFER_BIT)
+        glLoadIdentity()
+
+        # DRAW
+        transition_time = self.image_time - self.display_duration
+        complete = self.transition.draw(self.texture_current, self.texture_next, self.window_width, self.window_height, delta_time, transition_time, self.transition_duration)
+
+        glClearColor(0.0, 0.0, 0.0, 1.0)  # Set the background color to black
+
+        glutSwapBuffers()
+
+        if complete:
+            self.image_time = 0
+            self.current_texture_index = self.next_texture_index
+
+    # Initialization and main loop
+    def main(self):
+        # Initialize the window
+        glutInit(sys.argv)
+        glutInitDisplayMode(GLUT_DOUBLE | GLUT_RGB)
+        glutCreateWindow("Image Viewer with Fade Transition")
+        glEnable(GL_TEXTURE_2D)
+
+        self.image_time = 0
+        self.start_time = time()
+        self.last_time  = time()
+
+        # Set up the OpenGL viewport and projection
+        glMatrixMode(GL_PROJECTION)
+        glLoadIdentity()
+        glOrtho(-1, 1, -1, 1, -1, 1)
+        glMatrixMode(GL_MODELVIEW)
+
+        glutDisplayFunc(self.display)
+        glutIdleFunc(self.display)
+        glutMainLoop()
+