private void ConvertMosaic()
{
if (this.mosaicBitmap?.Source != null)
{
int x1, x2, y1, y2;
if (this.clickPos.X < this.dragPos.X)
{
x1 = (int)Math.Floor((this.clickPos.X + this.horizontalBar.Value) / (this.zoom / 100.0));
x2 = (int)Math.Ceiling((this.dragPos.X + this.horizontalBar.Value) / (this.zoom / 100.0));
}
else
{
x1 = (int)Math.Floor((this.dragPos.X + this.horizontalBar.Value) / (this.zoom / 100.0));
x2 = (int)Math.Ceiling((this.clickPos.X + this.horizontalBar.Value) / (this.zoom / 100.0));
}
if (this.clickPos.Y < this.dragPos.Y)
{
y1 = (int)Math.Floor((this.clickPos.Y + this.verticalBar.Value) / (this.zoom / 100.0));
y2 = (int)Math.Ceiling((this.dragPos.Y + this.verticalBar.Value) / (this.zoom / 100.0));
}
else
{
y1 = (int)Math.Floor((this.dragPos.Y + this.verticalBar.Value) / (this.zoom / 100.0));
y2 = (int)Math.Ceiling((this.clickPos.Y + this.verticalBar.Value) / (this.zoom / 100.0));
}
var size = mosaicTile[this.szindex];
var bitmap = new Bitmap(this.mosaicBitmap.Source);
var data = bitmap.LockBits(
new Rectangle(0, 0, bitmap.Width, bitmap.Height),
System.Drawing.Imaging.ImageLockMode.ReadWrite,
System.Drawing.Imaging.PixelFormat.Format32bppArgb);
var buf = new byte[bitmap.Width * bitmap.Height * 4];
Marshal.Copy(data.Scan0, buf, 0, buf.Length);
for (int y = y1; y < bitmap.Height && y < y2; y += size)
{
for (int x = x1; x < bitmap.Width && x < x2; x += size)
{
this.AvePixel(bitmap, data, buf, x, y, size);
}
}
Marshal.Copy(buf, 0, data.Scan0, buf.Length);
bitmap.UnlockBits(data);
this.mainControl.Remove(BITMAP_NAME);
this.mosaicBitmap = this.mainControl.CreateBitmap(BITMAP_NAME, bitmap);
this.mainControl.Rebuild();
}
}
private void SetModifiImage()
{
try {
// クリップボードの画像を取得する
var bitmap = this.ReadClipBoard();
this.mainControl.Remove(BITMAP_NAME);
this.mosaicBitmap = this.mainControl.CreateBitmap(BITMAP_NAME, bitmap);
this.mainControl.Rebuild();
this.CalcScrollBar();
}
catch (Exception ex) {
MessageBox.Show(ex.Message, "エラー", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
private void mainControl_DragDrop(object sender, DragEventArgs e)
{
var fileName = (string[])e.Data.GetData(DataFormats.FileDrop, false);
if (fileName.Length > 0 && System.IO.File.Exists(fileName[0]))
{
try {
var bitmap = new Bitmap(fileName[0]);
this.mainControl.Remove(BITMAP_NAME);
this.mosaicBitmap = this.mainControl.CreateBitmap(BITMAP_NAME, bitmap);
this.mainControl.Rebuild();
this.CalcScrollBar();
}
catch (Exception ex) {
MessageBox.Show(ex.Message, "エラー", MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
}
private void openBtn_Click(object sender, EventArgs e)
{
using (var dialog = new OpenFileDialog()) {
dialog.RestoreDirectory = true;
dialog.Filter = "画像ファイル|*.bmp;*.jpeg;*.png";
dialog.Filter = "全てのファイル|*.*";
dialog.FilterIndex = 0;
dialog.Title = "画像を選択";
dialog.Multiselect = false;
if (dialog.ShowDialog() == DialogResult.OK)
{
var bitmap = new Bitmap(dialog.FileName);
this.mainControl.Remove(BITMAP_NAME);
this.mosaicBitmap = this.mainControl.CreateBitmap(BITMAP_NAME, bitmap);
this.mainControl.Rebuild();
this.CalcScrollBar();
}
}
}
