StonehearthEditor.NetWorthVisualizer.zoomInButton_Click C# (CSharp) Method

        private void zoomInButton_Click(object sender, EventArgs e)
        {
            float newZoom = mZoom + 0.25f;
            if (mZoom == kMinZoom)
            {
                newZoom = 0.25f;
            }

            newZoom = Math.Min(newZoom, kMaxZoom);
            if (newZoom != mZoom)
            {
                mZoom = newZoom;
                canvas.Refresh();
            }
        }