mirror of
https://github.com/greenshot/greenshot
synced 2025-07-11 07:37:05 -07:00
01d843e8cf
git-svn-id: http://svn.code.sf.net/p/greenshot/code/trunk@704 7dccd23d-a4a3-4e1f-8c07-b4c1b4018ab4
106 lines
3.3 KiB
C#
106 lines
3.3 KiB
C#
/*
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* Greenshot - a free and open source screenshot tool
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* Copyright (C) 2007-2010 Thomas Braun, Jens Klingen, Robin Krom
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*
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* For more information see: http://getgreenshot.org/
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* The Greenshot project is hosted on Sourceforge: http://sourceforge.net/projects/greenshot/
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 1 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*/
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using System;
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using System.Collections.Generic;
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using System.Drawing;
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using System.Drawing.Drawing2D;
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using System.Runtime.Serialization;
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using System.Windows.Forms;
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using Greenshot.Configuration;
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using Greenshot.Drawing.Fields;
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using Greenshot.Helpers;
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namespace Greenshot.Drawing {
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/// <summary>
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/// Description of LineContainer.
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/// </summary>
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[Serializable()]
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public class LineContainer : DrawableContainer {
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public static readonly int MAX_CLICK_DISTANCE_TOLERANCE = 10;
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public LineContainer(Surface parent) : base(parent) {
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Init();
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AddField(FieldFactory.CreateField(FieldType.LINE_THICKNESS));
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AddField(FieldFactory.CreateField(FieldType.LINE_COLOR));
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AddField(FieldFactory.CreateField(FieldType.SHADOW));
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}
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private void Init() {
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grippers[1].Enabled = false;
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grippers[2].Enabled = false;
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grippers[3].Enabled = false;
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grippers[5].Enabled = false;
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grippers[6].Enabled = false;
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grippers[7].Enabled = false;
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}
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public override void Draw(Graphics g, RenderMode rm) {
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g.SmoothingMode = System.Drawing.Drawing2D.SmoothingMode.HighQuality;
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int lineThickness = GetFieldValueAsInt(FieldType.LINE_THICKNESS);
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Color lineColor = GetFieldValueAsColor(FieldType.LINE_COLOR);
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bool shadow = GetFieldValueAsBool(FieldType.SHADOW);
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if ( shadow && lineThickness > 0 ) {
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//draw shadow first
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int basealpha = 100;
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int alpha = basealpha;
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int steps = 5;
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int currentStep = 1;
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while (currentStep <= steps) {
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using (Pen shadowCapPen = new Pen(Color.FromArgb(alpha, 100, 100, 100))) {
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shadowCapPen.Width = lineThickness;
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g.DrawLine(shadowCapPen,
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this.Left + currentStep,
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this.Top + currentStep,
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this.Left + currentStep + this.Width,
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this.Top + currentStep + this.Height);
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currentStep++;
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alpha = alpha - (basealpha / steps);
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}
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}
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}
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using (Pen pen = new Pen(lineColor)) {
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pen.Width = lineThickness;
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if(pen.Width > 0) {
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g.DrawLine(pen, this.Left, this.Top, this.Left + this.Width, this.Top + this.Height);
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}
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}
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}
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public override bool ClickableAt(int x, int y) {
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int lineThickness = GetFieldValueAsInt(FieldType.LINE_THICKNESS);
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double distance = DrawingHelper.CalculateLinePointDistance(this.Left, this.Top, this.Left + this.Width, this.Top + this.Height, x, y);
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if (distance < 0) {
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return false;
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}
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return distance <= Math.Max(lineThickness / 2, MAX_CLICK_DISTANCE_TOLERANCE);
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}
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}
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}
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