1 | using System;
|
---|
2 | using System.Collections.Generic;
|
---|
3 | using System.Linq;
|
---|
4 | using System.Text;
|
---|
5 | using System.Windows;
|
---|
6 | using System.Diagnostics.CodeAnalysis;
|
---|
7 | using Microsoft.Research.DynamicDataDisplay.Common;
|
---|
8 | using Microsoft.Research.DynamicDataDisplay.Filters;
|
---|
9 |
|
---|
10 | namespace Microsoft.Research.DynamicDataDisplay
|
---|
11 | {
|
---|
12 | /// <summary>
|
---|
13 | /// Contains extension methods that perform coordinate space transformations.
|
---|
14 | /// </summary>
|
---|
15 | public static class CoordinateTransformExtensions
|
---|
16 | {
|
---|
17 | #region Points
|
---|
18 |
|
---|
19 | /// <summary>
|
---|
20 | /// Transforms point in data coordinates to screen coordinates.
|
---|
21 | /// </summary>
|
---|
22 | /// <param name="dataPoint">Point in data coordinates</param>
|
---|
23 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
24 | /// <returns>Point in screen coordinates</returns>
|
---|
25 | public static Point DataToScreen(this Point dataPoint, CoordinateTransform transform)
|
---|
26 | {
|
---|
27 | return transform.DataToScreen(dataPoint);
|
---|
28 | }
|
---|
29 |
|
---|
30 | /// <summary>
|
---|
31 | /// Transforms point in screen coordinates to data coordinates.
|
---|
32 | /// </summary>
|
---|
33 | /// <param name="screenPoint">Point in screen coordinates</param>
|
---|
34 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
35 | /// <returns>Point in data coordinates</returns>
|
---|
36 | public static Point ScreenToData(this Point screenPoint, CoordinateTransform transform)
|
---|
37 | {
|
---|
38 | return transform.ScreenToData(screenPoint);
|
---|
39 | }
|
---|
40 |
|
---|
41 | /// <summary>
|
---|
42 | /// Transforms point in screen coordinates to viewport coordinates.
|
---|
43 | /// </summary>
|
---|
44 | /// <param name="screenPoint">Point in screen coordinates</param>
|
---|
45 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
46 | /// <returns>Point in viewport coordinates</returns>
|
---|
47 | public static Point ScreenToViewport(this Point screenPoint, CoordinateTransform transform)
|
---|
48 | {
|
---|
49 | return transform.ScreenToViewport(screenPoint);
|
---|
50 | }
|
---|
51 |
|
---|
52 | /// <summary>
|
---|
53 | /// Transforms point in viewport coordinates to screen coordinates.
|
---|
54 | /// </summary>
|
---|
55 | /// <param name="viewportPoint">Point in viewport coordinates</param>
|
---|
56 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
57 | /// <returns>Point in screen coordinates</returns>
|
---|
58 | public static Point ViewportToScreen(this Point viewportPoint, CoordinateTransform transform)
|
---|
59 | {
|
---|
60 | return transform.ViewportToScreen(viewportPoint);
|
---|
61 | }
|
---|
62 |
|
---|
63 | /// <summary>
|
---|
64 | /// Transforms point in viewport coordinates to data coordinates.
|
---|
65 | /// </summary>
|
---|
66 | /// <param name="viewportPoint">Point in viewport coordinates</param>
|
---|
67 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
68 | /// <returns>Point in data coordinates</returns>
|
---|
69 | public static Point ViewportToData(this Point viewportPoint, CoordinateTransform transform)
|
---|
70 | {
|
---|
71 | return transform.DataTransform.ViewportToData(viewportPoint);
|
---|
72 | }
|
---|
73 |
|
---|
74 | /// <summary>
|
---|
75 | /// Transforms point in data coordinates to viewport coordinates.
|
---|
76 | /// </summary>
|
---|
77 | /// <param name="dataPoint">Point in data coordinates</param>
|
---|
78 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
79 | /// <returns>Point in viewport coordinates</returns>
|
---|
80 | public static Point DataToViewport(this Point dataPoint, CoordinateTransform transform)
|
---|
81 | {
|
---|
82 | return transform.DataTransform.DataToViewport(dataPoint);
|
---|
83 | }
|
---|
84 |
|
---|
85 | /// <summary>
|
---|
86 | /// Transforms point in data coordinates to viewport coordinates.
|
---|
87 | /// </summary>
|
---|
88 | /// <param name="dataPoint">Point in data coordinates</param>
|
---|
89 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
90 | /// <returns>Point in viewport coordinates</returns>
|
---|
91 | public static Point DataToViewport(this Point dataPoint, DataTransform transform)
|
---|
92 | {
|
---|
93 | return transform.DataToViewport(dataPoint);
|
---|
94 | }
|
---|
95 |
|
---|
96 | #endregion
|
---|
97 |
|
---|
98 | #region Rects
|
---|
99 |
|
---|
100 | /// <summary>
|
---|
101 | /// Transforms rectangle from screen coordinates to data coordinates.
|
---|
102 | /// </summary>
|
---|
103 | /// <param name="screenRect">Rectangle in screen coordinates</param>
|
---|
104 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
105 | /// <returns>Rectangle in data coordinates</returns>
|
---|
106 | public static Rect ScreenToData(this Rect screenRect, CoordinateTransform transform)
|
---|
107 | {
|
---|
108 | Point p1 = screenRect.BottomLeft.ScreenToData(transform);
|
---|
109 | Point p2 = screenRect.TopRight.ScreenToData(transform);
|
---|
110 |
|
---|
111 | return new Rect(p1, p2);
|
---|
112 | }
|
---|
113 |
|
---|
114 | /// <summary>
|
---|
115 | /// Transforms rectangle from data coordinates to screen coordinates.
|
---|
116 | /// </summary>
|
---|
117 | /// <param name="dataRect">Rectangle in data coordinates</param>
|
---|
118 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
119 | /// <returns>Rectangle in screen coordinates</returns>
|
---|
120 | public static Rect DataToScreen(this DataRect dataRect, CoordinateTransform transform)
|
---|
121 | {
|
---|
122 | Point p1 = dataRect.XMaxYMax.DataToScreen(transform);
|
---|
123 | Point p2 = dataRect.XMinYMin.DataToScreen(transform);
|
---|
124 |
|
---|
125 | return new Rect(p1, p2);
|
---|
126 | }
|
---|
127 |
|
---|
128 | /// <summary>
|
---|
129 | /// Transforms rectangle from screen coordinates to viewport coordinates.
|
---|
130 | /// </summary>
|
---|
131 | /// <param name="screenRect">Rectangle in screen coordinates</param>
|
---|
132 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
133 | /// <returns>Rectangle in viewport coordinates</returns>
|
---|
134 | public static DataRect ScreenToViewport(this Rect screenRect, CoordinateTransform transform)
|
---|
135 | {
|
---|
136 | Point p1 = screenRect.BottomLeft.ScreenToViewport(transform);
|
---|
137 | Point p2 = screenRect.TopRight.ScreenToViewport(transform);
|
---|
138 |
|
---|
139 | return new DataRect(p1, p2);
|
---|
140 | }
|
---|
141 |
|
---|
142 | /// <summary>
|
---|
143 | /// Transforms rectangle from viewport coordinates to screen coordinates.
|
---|
144 | /// </summary>
|
---|
145 | /// <param name="viewportRect">Rectangle in viewport coordinates</param>
|
---|
146 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
147 | /// <returns>Rectangle in screen coordinates</returns>
|
---|
148 | public static Rect ViewportToScreen(this DataRect viewportRect, CoordinateTransform transform)
|
---|
149 | {
|
---|
150 | Point p1 = viewportRect.XMaxYMax.ViewportToScreen(transform);
|
---|
151 | Point p2 = viewportRect.XMinYMin.ViewportToScreen(transform);
|
---|
152 |
|
---|
153 | return new Rect(p1, p2);
|
---|
154 | }
|
---|
155 |
|
---|
156 | /// <summary>
|
---|
157 | /// Transforms rectangle from viewport coordinates to data coordinates.
|
---|
158 | /// </summary>
|
---|
159 | /// <param name="viewportRect">Rectangle in viewport coordinates</param>
|
---|
160 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
161 | /// <returns>Rectangle in data coordinates</returns>
|
---|
162 | public static DataRect ViewportToData(this DataRect viewportRect, CoordinateTransform transform)
|
---|
163 | {
|
---|
164 | Point p1 = viewportRect.XMaxYMax.ViewportToData(transform);
|
---|
165 | Point p2 = viewportRect.XMinYMin.ViewportToData(transform);
|
---|
166 |
|
---|
167 | return new DataRect(p1, p2);
|
---|
168 | }
|
---|
169 |
|
---|
170 | /// <summary>
|
---|
171 | /// Transforms rectangle from data coordinates to viewport coordinates.
|
---|
172 | /// </summary>
|
---|
173 | /// <param name="dataRect">Rectangle in data coordinates</param>
|
---|
174 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
175 | /// <returns>Rectangle in viewport coordinates</returns>
|
---|
176 | public static DataRect DataToViewport(this DataRect dataRect, CoordinateTransform transform)
|
---|
177 | {
|
---|
178 | Point p1 = dataRect.XMaxYMax.DataToViewport(transform);
|
---|
179 | Point p2 = dataRect.XMinYMin.DataToViewport(transform);
|
---|
180 |
|
---|
181 | return new DataRect(p1, p2);
|
---|
182 | }
|
---|
183 |
|
---|
184 | /// <summary>
|
---|
185 | /// Transforms rectangle from viewport coordinates to data coordinates.
|
---|
186 | /// </summary>
|
---|
187 | /// <param name="viewportRect">Rectangle in viewport coordinates</param>
|
---|
188 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
189 | /// <returns>Rectangle in data coordinates</returns>
|
---|
190 | public static DataRect ViewportToData(this DataRect viewportRect, DataTransform transform)
|
---|
191 | {
|
---|
192 | Point p1 = transform.ViewportToData(viewportRect.XMaxYMax);
|
---|
193 | Point p2 = transform.ViewportToData(viewportRect.XMinYMin);
|
---|
194 |
|
---|
195 | return new DataRect(p1, p2);
|
---|
196 | }
|
---|
197 |
|
---|
198 | /// <summary>
|
---|
199 | /// Transforms rectangle from data coordinates to viewport coordinates.
|
---|
200 | /// </summary>
|
---|
201 | /// <param name="dataRect">Rectangle in data coordinates</param>
|
---|
202 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
203 | /// <returns>Rectangle in viewport coordinates</returns>
|
---|
204 | public static DataRect DataToViewport(this DataRect dataRect, DataTransform transform)
|
---|
205 | {
|
---|
206 | Point p1 = transform.DataToViewport(dataRect.XMinYMin);
|
---|
207 | Point p2 = transform.DataToViewport(dataRect.XMaxYMax);
|
---|
208 |
|
---|
209 | return new DataRect(p1, p2);
|
---|
210 | }
|
---|
211 |
|
---|
212 | #endregion
|
---|
213 |
|
---|
214 | #region Collections
|
---|
215 |
|
---|
216 | /// <summary>
|
---|
217 | /// Transforms index-wrapped points from viewport to screen coordinate systems.
|
---|
218 | /// </summary>
|
---|
219 | /// <param name="viewportPoints">The viewport points.</param>
|
---|
220 | /// <param name="transform">The transform.</param>
|
---|
221 | /// <returns></returns>
|
---|
222 | public static IEnumerable<IndexWrapper<Point>> ViewportToScreen(this IEnumerable<IndexWrapper<Point>> viewportPoints, CoordinateTransform transform)
|
---|
223 | {
|
---|
224 | foreach (var index in viewportPoints)
|
---|
225 | {
|
---|
226 | Point pt = index.Data.ViewportToScreen(transform);
|
---|
227 |
|
---|
228 | var copy = index;
|
---|
229 | copy.Data = pt;
|
---|
230 |
|
---|
231 | yield return copy;
|
---|
232 | }
|
---|
233 | }
|
---|
234 |
|
---|
235 | public static IEnumerable<Point> ViewportToScreen(this IEnumerable<Point> viewportPoints, CoordinateTransform transform)
|
---|
236 | {
|
---|
237 | foreach (var point in viewportPoints)
|
---|
238 | {
|
---|
239 | yield return point.ViewportToScreen(transform);
|
---|
240 | }
|
---|
241 | }
|
---|
242 |
|
---|
243 | public static IEnumerable<Point> DataToScreen(this IEnumerable<Point> dataPoints, CoordinateTransform transform)
|
---|
244 | {
|
---|
245 | foreach (var point in dataPoints)
|
---|
246 | {
|
---|
247 | yield return point.DataToScreen(transform);
|
---|
248 | }
|
---|
249 | }
|
---|
250 |
|
---|
251 | public static IEnumerable<IndexWrapper<Point>> DataToScreen(this IEnumerable<IndexWrapper<Point>> viewportPoints, CoordinateTransform transform)
|
---|
252 | {
|
---|
253 | foreach (var index in viewportPoints)
|
---|
254 | {
|
---|
255 | Point pt = index.Data.DataToScreen(transform);
|
---|
256 |
|
---|
257 | var copy = index;
|
---|
258 | copy.Data = pt;
|
---|
259 |
|
---|
260 | yield return copy;
|
---|
261 | }
|
---|
262 | }
|
---|
263 |
|
---|
264 | /// <summary>
|
---|
265 | /// Transforms list of points from data coordinates to screen coordinates.
|
---|
266 | /// </summary>
|
---|
267 | /// <param name="dataPoints">Points in data coordinates</param>
|
---|
268 | /// <param name="transform">CoordinateTransform used to perform transformation</param>
|
---|
269 | /// <returns>Points in screen coordinates</returns>
|
---|
270 | public static List<Point> DataToScreenAsList(this IEnumerable<Point> dataPoints, CoordinateTransform transform)
|
---|
271 | {
|
---|
272 | ICollection<Point> iCollection = dataPoints as ICollection<Point>;
|
---|
273 | List<Point> res;
|
---|
274 |
|
---|
275 | if (iCollection != null)
|
---|
276 | {
|
---|
277 | res = new List<Point>(iCollection.Count);
|
---|
278 | }
|
---|
279 | else
|
---|
280 | {
|
---|
281 | res = new List<Point>();
|
---|
282 | }
|
---|
283 |
|
---|
284 | foreach (var point in dataPoints)
|
---|
285 | {
|
---|
286 | res.Add(transform.DataToScreen(point));
|
---|
287 | }
|
---|
288 |
|
---|
289 | return res;
|
---|
290 | }
|
---|
291 |
|
---|
292 | /// <summary>
|
---|
293 | /// Transforms list of points from data coordinates to screen coordinates.
|
---|
294 | /// </summary>
|
---|
295 | /// <param name="transform">Coordinate transform used to perform transformation</param>
|
---|
296 | /// <param name="dataPoints">Points in data coordinates</param>
|
---|
297 | /// <returns>List of points in screen coordinates</returns>
|
---|
298 | [SuppressMessage("Microsoft.Design", "CA1002:DoNotExposeGenericLists")]
|
---|
299 | public static List<Point> DataToScreenAsList(this CoordinateTransform transform, IEnumerable<Point> dataPoints)
|
---|
300 | {
|
---|
301 | return dataPoints.DataToScreenAsList(transform);
|
---|
302 | }
|
---|
303 |
|
---|
304 | /// <summary>
|
---|
305 | /// Transforms list of points from data coordinates to viewport coordinates.
|
---|
306 | /// </summary>
|
---|
307 | /// <param name="dataPoints">Points in data coordinates</param>
|
---|
308 | /// <param name="transform">Data transform used to perform transformation</param>
|
---|
309 | /// <returns>List of points in viewport coordinates</returns>
|
---|
310 | public static IEnumerable<Point> DataToViewport(this IEnumerable<Point> dataPoints, DataTransform transform)
|
---|
311 | {
|
---|
312 | foreach (Point pt in dataPoints)
|
---|
313 | {
|
---|
314 | yield return pt.DataToViewport(transform);
|
---|
315 | }
|
---|
316 | }
|
---|
317 |
|
---|
318 | public static IEnumerable<IndexWrapper<Point>> DataToViewport(this IEnumerable<IndexWrapper<Point>> viewportPoints, CoordinateTransform transform)
|
---|
319 | {
|
---|
320 | foreach (var index in viewportPoints)
|
---|
321 | {
|
---|
322 | Point pt = index.Data.DataToViewport(transform);
|
---|
323 |
|
---|
324 | var copy = index;
|
---|
325 | copy.Data = pt;
|
---|
326 |
|
---|
327 | yield return copy;
|
---|
328 | }
|
---|
329 | }
|
---|
330 |
|
---|
331 | public static IEnumerable<Point> DataToViewport(this IEnumerable<Point> dataPoints, CoordinateTransform transform)
|
---|
332 | {
|
---|
333 | return dataPoints.DataToViewport(transform.DataTransform);
|
---|
334 | }
|
---|
335 |
|
---|
336 | public static IEnumerable<Point> ScreenToViewport(this IEnumerable<Point> screenPoints, CoordinateTransform transform)
|
---|
337 | {
|
---|
338 | foreach (Point pt in screenPoints)
|
---|
339 | {
|
---|
340 | yield return pt.ScreenToViewport(transform);
|
---|
341 | }
|
---|
342 | }
|
---|
343 |
|
---|
344 | public static IEnumerable<IndexWrapper<Point>> ScreenToViewport(this IEnumerable<IndexWrapper<Point>> viewportPoints, CoordinateTransform transform)
|
---|
345 | {
|
---|
346 | foreach (var index in viewportPoints)
|
---|
347 | {
|
---|
348 | Point pt = index.Data.ScreenToViewport(transform);
|
---|
349 |
|
---|
350 | var copy = index;
|
---|
351 | copy.Data = pt;
|
---|
352 |
|
---|
353 | yield return copy;
|
---|
354 | }
|
---|
355 | }
|
---|
356 |
|
---|
357 | public static IEnumerable<Point> ScreenToData(this IEnumerable<Point> screenPoints, CoordinateTransform transform)
|
---|
358 | {
|
---|
359 | foreach (Point pt in screenPoints)
|
---|
360 | {
|
---|
361 | yield return pt.ScreenToData(transform);
|
---|
362 | }
|
---|
363 | }
|
---|
364 |
|
---|
365 | public static IEnumerable<IndexWrapper<Point>> ScreenToData(this IEnumerable<IndexWrapper<Point>> viewportPoints, CoordinateTransform transform)
|
---|
366 | {
|
---|
367 | foreach (var index in viewportPoints)
|
---|
368 | {
|
---|
369 | Point pt = index.Data.ScreenToData(transform);
|
---|
370 |
|
---|
371 | var copy = index;
|
---|
372 | copy.Data = pt;
|
---|
373 |
|
---|
374 | yield return copy;
|
---|
375 | }
|
---|
376 | }
|
---|
377 |
|
---|
378 | #endregion
|
---|
379 | }
|
---|
380 | }
|
---|