/// <summary> /// sets graph data /// </summary> public void SetAudioData(float[] audioData) { this.audioData = audioData; bmp = AudioAnalyzer.DrawWaveform(audioData, new Size(this.Width, this.Height), waveDisplayResolution, waveDisplayAmplitude, waveDisplayStartPosition, sampleRate); // force redraw this.Invalidate(); }
private void WaveDisplayUserControl_Paint(object sender, PaintEventArgs e) { Graphics g = e.Graphics; int height = Height; int width = Width; // if selected, highlight if (this.Selected) { drawingProperties.FillColor = Color.Gray; } else { drawingProperties.FillColor = Color.White; } float[] waveData; if (this.parentForm.DoShowRAWWaves) { waveData = this.waveData; } else { waveData = this.morphedData; } // get the waveform Bitmap _offlineBitmap = AudioAnalyzer.DrawWaveform(waveData, new Size(this.Width, this.Height), 1, -1, -1, -1, -1, -1, 44100, 1, drawingProperties); if (_offlineBitmap != null) { // draw the offline bitmap g.DrawImage(_offlineBitmap, 0, 0); } var drawFileNameFont = new Font("Arial", 9); string fileName = Path.GetFileNameWithoutExtension(this.FileName); SizeF drawFileNameTextSize = g.MeasureString(fileName, drawFileNameFont); g.DrawString(fileName, drawFileNameFont, Brushes.Black, Width - drawFileNameTextSize.Width - 2, 1); }
private void UpdateWaveform() { if (soundPlayer == null || soundPlayer.WaveformData == null) { return; } if (soundPlayer.WaveformData != null && soundPlayer.WaveformData.Length > 1) { this.offlineBitmap = AudioAnalyzer.DrawWaveform(soundPlayer.WaveformData, new Size(this.Width, this.Height), amplitude, startZoomSamplePosition, endZoomSamplePosition, soundPlayer.SampleRate, true); // force redraw this.Invalidate(); } }
void PictureBox1Paint(object sender, PaintEventArgs e) { int width = pictureBox1.Size.Width; int height = pictureBox1.Size.Height; Graphics g = e.Graphics; // get the waveform Bitmap _offlineBitmap = AudioAnalyzer.DrawWaveform(waveData, new Size(width, height), 1, -1, -1, -1, -1, -1, 44100, 1, drawingProperties); if (_offlineBitmap != null) { // draw the offline bitmap g.DrawImage(_offlineBitmap, 0, 0); } }