OpenLayer Offline Manual

OpenLayer | Transforms | SetStretch SetStretch
static void SetStretch( | float xStretch, float yStretch );
Sets the stretch factor of the whole screen. Note that the given values are a stretch factor such that 1.0 is the original size, 0.5 is half the original size and 2.0 is double the original size. The default stretch is xStretch = 1.0, yStretch = 1.0. Hint: You can use this function to zoom in and out of the playfield. Examples // Zoom out to 50% of the original size // Transforms::SetStretch( 0.50, 0.50 ); // Zoom back in to the original size // Transforms::SetStretch( 1.0, 1.0 ); Other functions of the class Transforms
SetPosition | Set the position of screen contents
SetRotation | Set the rotational angle of the screen contents
SetRotationPivot | Selects the pivot point of the screen rotation
SetStretch | Sets the stretch factor of the screen
SetTintColor | Tints the whole screen to a color
ResetPlacement | Disables all the active placement transformations
SetColorChannels | Sets the coefficients of the color channels
GetColorChannels | Returns the coefficients of the color channels
PushPlacement | Pushes the placement state of Transforms in a stack
PopPlacement | Pops the most recent placement state of Transforms from the stack
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