質問編集履歴
2
詳しいソースの追加
test
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test
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@@ -16,14 +16,80 @@
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```C#
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-
private void
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private void KeyBoard_Paint(object sender, PaintEventArgs e)
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{
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int octave_draw_size_y = PianoRoll.white_key_board_height_list.Sum();
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int measure_off_no, measure_count = 1;
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int new_measure_count = 1;
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int offset, measure_x_draw;
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measure_x_draw = measure_count * PianoRoll.MEASURE_WIDTH;
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-
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measure_off_no = 0;
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offset = measure_off_no * PianoRoll.MEASURE_WIDTH;
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new_measure_count += measure_count;
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// 白鍵と黒鍵の描画
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SolidBrush white_keyboard_color = new SolidBrush(Color.FromArgb(255, 255, 255));
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Pen black_line_color = new Pen(Color.FromArgb(0, 0, 0), 1);
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black_line_color.Alignment = System.Drawing.Drawing2D.PenAlignment.Inset;
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SolidBrush black_keyboard_color = new SolidBrush(Color.FromArgb(10, 10, 10));
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// 白鍵の描画
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int white_start_y = 0;
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for (int i = 0; i < PianoRoll.octave_num; i++)
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{
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foreach (int height in PianoRoll.white_key_board_height_list)
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{
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e.Graphics.FillRectangle(white_keyboard_color, 0, white_start_y, PianoRoll.WHITE_KEYBOARD_WIDTH, height);
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e.Graphics.DrawRectangle(black_line_color, 0, white_start_y, PianoRoll.WHITE_KEYBOARD_WIDTH, height);
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white_start_y += height;
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}
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}
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// 黒鍵の描画
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for (int i = 0; i < PianoRoll.octave_num; i++)
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{
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foreach (int black_key_board_start_y in PianoRoll.black_key_board_start_y_list)
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{
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e.Graphics.FillRectangle(black_keyboard_color, 0, black_key_board_start_y + (octave_draw_size_y * i), PianoRoll.BLACK_KEYBOARD_WIDTH, PianoRoll.BLACK_KEYBOARD_HEIGHT);
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}
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}
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}
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```
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93
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4時間ほど悩みましたが解決に至りません。どうしたらいいのでしょうか
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1
全体的な質問内容の変更
test
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File without changes
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test
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@@ -2,26 +2,28 @@
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2
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パネルをスクロールした時に描画の続きの部分が描画されるようにしたいのですが、現状では続きの部分が描画されず、途切れてしまいます
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Panelの上にPictureBoxを置いてスクロールバーを表示させることには成功しましたが、やはりスクロールした時に途切れ、再描画がされません。
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下記がコードです
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9
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```C#
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private void NoteEdit_Scroll(object sender, ScrollEventArgs e)
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{
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pictureBox1.Update();
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Console.WriteLine("水平方向に{0}スクロールされました", e.NewValue - e.OldValue);
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}
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}
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}
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```
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4時間ほど悩みましたが解決に至りません。どうしたらいいのでしょうか
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