/// <summary> Open an image file into the picture box control </summary>
private void miFileOpen_Click(object sender, EventArgs e)
{
Image image = ImageDialogToolbox.ShowOpenImageDialog(ref _dir, ref _currentFile);
if (image == null)
{
return; // if the user did not select a file, return
}
Text = $"Watermark Utility: {_currentFile}";
ChangeCurrentImage(image);
EnableBasedOnImage();
}
/// <summary> Save the Current Image with the Watermark </summary>
private void miFileSave_Click(object sender, EventArgs e)
{
DialogResult dr = ImageDialogToolbox.ShowSaveDialog(ref _currentFile);
if ((dr == DialogResult.Cancel) || (dr == DialogResult.Abort))
{
return;
}
ImageActionToolbox.SaveImage(_currentImage, _currentFile);
picContainer.Image = Image.FromFile(_currentFile); // reload image from file
Text = $"Watermark Utility: {_currentFile}";
}
/// <summary> Takes existing image and overlays image over top in the center </summary>
/// <param name="currentImage">Existing Image </param>
/// <param name="dir">Default directory to look for overlay image </param>
/// <returns>True if overlay happened, False if error.</returns>
internal static bool OverlayChosenImage(ref Image currentImage, ref string dir)
{
// ASSUMES the current image is the background and the image you are opening is the overlay image.
string overlayFile = "";
Image imageOverlay = ImageDialogToolbox.ShowOpenImageDialog(ref dir, ref overlayFile);
if (imageOverlay == null)
{
return(false); // if the user did not select a file, return
}
currentImage = Overlay(currentImage, imageOverlay);
return(true);
}
/// <summary> Switches all pixels of one chosen color to another.
/// Warning - Transparent color areas will look like background color, but have a different ARGB from their solid cousins. </summary>
/// <param name="currentImage">Image</param>
internal static void ChooseToSwitchColor(ref Image image)
{
Color oldColor = Sable(); // default to solid black
DialogResult drOld = ImageDialogToolbox.ShowColorDialogWithTitle("Pick Old Color To Switch", ref oldColor);
if (drOld == DialogResult.Cancel)
{
return;
}
Color newColor = SolidWhite(); // default to solid white
DialogResult drNew = ImageDialogToolbox.ShowColorDialogWithTitle("Pick New Color", ref newColor);
if (drNew == DialogResult.Cancel)
{
return;
}
SwitchColor(ref image, oldColor, newColor);
}
internal static bool SetWatermarkFont(ref Font currentWatermarkFont, ref Color currentWatermarkColor)
{
DialogResult dr = ImageDialogToolbox.ShowFontDialog(ref currentWatermarkFont, ref currentWatermarkColor);
return(dr != DialogResult.Cancel);
}