/// <summary>
/// Draws the UI when in scan mode.
/// Automatically shows Help dialog when starting and after timeout.
/// </summary>
public void DrawUI(ImageTargetBuilder.FrameQuality frameQuality)
{
if (frameQuality != ImageTargetBuilder.FrameQuality.FRAME_QUALITY_NONE)
{
// draw the view finder UI...
if (frameQuality == ImageTargetBuilder.FrameQuality.FRAME_QUALITY_MEDIUM || frameQuality == ImageTargetBuilder.FrameQuality.FRAME_QUALITY_HIGH)
{
// draw the view finder with green marks
mUserInterface.DrawViewFinder(Color.green);
}
else
{
// draw the basic viewfinder with white marks and show the scanning message
mUserInterface.DrawViewFinder(Color.white);
}
UserDefinedTargetBuildingUI.ButtonID buttonId = UserDefinedTargetBuildingUI.ButtonID.NONE_PRESSED;
if (QCARRuntimeUtilities.IsLandscapeOrientation)
{
// Draws the Landscape UI for the Scanning Mode
buttonId = mUserInterface.DrawScanningModeLandscapeUI();
}
else
{
// Draws the Portrait UI for the scanning mode
buttonId = mUserInterface.DrawScanningModePortraitUI();
}
// Checks Button actions
if (buttonId == UserDefinedTargetBuildingUI.ButtonID.CANCEL_PRESSED)
{
mStopScanningCallback();
}
else if (buttonId == UserDefinedTargetBuildingUI.ButtonID.BUILD_TARGET_PRESSED)
{
// check if the current frame has too low quality to create a good target
if (frameQuality == ImageTargetBuilder.FrameQuality.FRAME_QUALITY_LOW)
{
ErrorMsg.New("Low Quality Image", "The image has very little detail, please try another.",
() => mUserInterface.ButtonPressed = true);
}
mStartBuildingCallback();
}
}
// Draws possible error messages
ErrorMsg.Draw();
}
/// <summary>
/// Renders the UI, depending on the current state
/// </summary>
void OnGUI()
{
if (mOnInitializedCalled)
{
// BeginOnGUI tells the user interface to reset some values and set the right GUISkin
mUserInterface.BeginOnGUI();
// check in which mode we are
if (mFrameQuality == ImageTargetBuilder.FrameQuality.FRAME_QUALITY_NONE)
{
if (QCARRuntimeUtilities.IsLandscapeOrientation)
{
if (!mDrawInstructionsFlag)
{
// Draws Landscape UI for ViewFinder Mode & process button actions
if (mUserInterface.DrawViewFinderModeLandscapeUI() == UserDefinedTargetBuildingUI.ButtonID.ENTER_SCANNING_MODE_PRESSED)
{
// Checks if the instructions Screen need to be displayed
if (mDoShowInstructions)
{
// Draws the instructions UI
mDrawInstructionsFlag = true;
}
else
{
// Enters the scanning mode
mTargetBuildingBehaviour.StartScanning();
}
}
}
else
{
// Draws the Landscape Instructions UI
UserDefinedTargetBuildingUI.ButtonID buttonPreessedId = mUserInterface.DrawInstructionsLandscapeUI();
// Checks Instructions button pressed
if (buttonPreessedId == UserDefinedTargetBuildingUI.ButtonID.INSTRUCTIONS_OK_PRESSED)
{
mDrawInstructionsFlag = false;
mDoShowInstructions = false;
mTargetBuildingBehaviour.StartScanning();
}
else if (buttonPreessedId == UserDefinedTargetBuildingUI.ButtonID.CANCEL_PRESSED)
{
mDrawInstructionsFlag = false;
}
}
}
else
{
if (!mDrawInstructionsFlag)
{
// Draws Portrait mode for ViewFinder Mode & process button actions
if (mUserInterface.DrawViewFinderModePortraitUI() == UserDefinedTargetBuildingUI.ButtonID.ENTER_SCANNING_MODE_PRESSED)
{
// Checks if the instructions Screen need to be displayed
if (mDoShowInstructions)
{
// Draws the instructions UI
mDrawInstructionsFlag = true;
}
else
{
// Enters the scanning mode
mTargetBuildingBehaviour.StartScanning();
}
}
}
else
{
// Draws the portrait Instructions UI
UserDefinedTargetBuildingUI.ButtonID buttonPreessedId = mUserInterface.DrawInstructionsPortraitUI();
// Checks Instructions button pressed
if (buttonPreessedId == UserDefinedTargetBuildingUI.ButtonID.INSTRUCTIONS_OK_PRESSED)
{
mDrawInstructionsFlag = false;
mDoShowInstructions = false;
mTargetBuildingBehaviour.StartScanning();
}
else if (buttonPreessedId == UserDefinedTargetBuildingUI.ButtonID.CANCEL_PRESSED)
{
mDrawInstructionsFlag = false;
}
}
}
}
// draw scanning mode UI, decides internally what should be rendered
mScanModeUILogic.DrawUI(mFrameQuality);
}
}
