ScanSize.java 8.9 KB

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  1. package com.epson.lib.escani2;
  2. import android.support.annotation.VisibleForTesting;
  3. import com.epson.lib.escani2.EscanI2Lib;
  4. import epson.scan.i2lib.I2ScanParamArbiter;
  5. import epson.scan.lib.ScanSizeHelper;
  6. import java.io.Serializable;
  7. public class ScanSize implements Serializable {
  8. private int mOffsetX;
  9. private int mOffsetY;
  10. private int mPixelHeight;
  11. private int mPixelWidth;
  12. private boolean mPortrait;
  13. private PaperSize mSizeType;
  14. public enum PaperSize {
  15. A4,
  16. LETTER,
  17. LEGAL,
  18. B5,
  19. B6,
  20. A5,
  21. A6,
  22. A8,
  23. MEISHI,
  24. PCARD,
  25. AUTO,
  26. A3,
  27. MAX,
  28. PIXEL
  29. }
  30. private static int getI2AlignmentValue(int i) {
  31. return i != 1 ? 2 : 1;
  32. }
  33. static int[] get300DpiPixelFromPaperSize(PaperSize paperSize) {
  34. switch (paperSize) {
  35. case A3:
  36. return new int[]{3507, 4959};
  37. case A4:
  38. return new int[]{2480, 3507};
  39. case LETTER:
  40. return new int[]{2550, 3300};
  41. case LEGAL:
  42. return new int[]{2550, 4200};
  43. case B5:
  44. return new int[]{2149, 3035};
  45. case B6:
  46. return new int[]{1512, 2150};
  47. case A5:
  48. return new int[]{1748, 2480};
  49. case A6:
  50. return new int[]{1240, 1748};
  51. case A8:
  52. return new int[]{615, 874};
  53. case MEISHI:
  54. return new int[]{1051, 650};
  55. case PCARD:
  56. return new int[]{1011, 638};
  57. case AUTO:
  58. return new int[]{2550, 4200};
  59. default:
  60. return new int[]{-1, -1};
  61. }
  62. }
  63. public ScanSize(PaperSize paperSize, boolean z) {
  64. mSizeType = paperSize;
  65. mPortrait = z;
  66. }
  67. public ScanSize(int i, int i2, int i3, int i4) {
  68. mSizeType = PaperSize.PIXEL;
  69. mPixelWidth = i;
  70. mPixelHeight = i2;
  71. mOffsetX = i3;
  72. mOffsetY = i4;
  73. mPortrait = true;
  74. }
  75. public boolean equals(Object obj) {
  76. if (obj == null || !(obj instanceof ScanSize)) {
  77. return false;
  78. }
  79. ScanSize scanSize = (ScanSize) obj;
  80. if (!mSizeType.equals(scanSize.mSizeType)) {
  81. return false;
  82. }
  83. switch (mSizeType) {
  84. case PIXEL:
  85. if (mPixelWidth == scanSize.mPixelWidth && mPixelHeight == scanSize.mPixelHeight && mOffsetX == scanSize.mOffsetX && mOffsetY == scanSize.mOffsetY) {
  86. return true;
  87. }
  88. return false;
  89. case MAX:
  90. return true;
  91. default:
  92. return mPortrait;
  93. }
  94. }
  95. public int hashCode() {
  96. if (mSizeType == PaperSize.PIXEL) {
  97. return (((((((mSizeType.hashCode() * 31) + mPixelWidth) * 31) + mPixelHeight) * 31) + mOffsetX) * 31) + mOffsetY;
  98. }
  99. return mSizeType.hashCode();
  100. }
  101. public PaperSize getSize() {
  102. return mSizeType;
  103. }
  104. public boolean isPixelSize() {
  105. return mSizeType == PaperSize.PIXEL;
  106. }
  107. public int[] getValidScanSize(ScannerI2Info scannerI2Info, ScanI2Params scanI2Params) {
  108. int[] validScanSizeInternal = getValidScanSizeInternal(scannerI2Info, scanI2Params);
  109. if (validScanSizeInternal == null) {
  110. return null;
  111. }
  112. return adjustSizeFromScannerInfo(validScanSizeInternal, scannerI2Info, scanI2Params);
  113. }
  114. /* access modifiers changed from: package-private */
  115. @VisibleForTesting
  116. public int[] adjustSizeFromScannerInfo(@NonNull int[] iArr, @NonNull ScannerI2Info scannerI2Info, @NonNull ScanI2Params scanI2Params) {
  117. int[] sensorPixelSize = scannerI2Info.getSensorPixelSize(scanI2Params.inputUnit, scanI2Params.resolutionMain, scanI2Params.resolutionSub);
  118. if (iArr[0] > sensorPixelSize[0]) {
  119. iArr[0] = sensorPixelSize[0];
  120. }
  121. int i = (iArr[0] + iArr[2]) - sensorPixelSize[0];
  122. if (i > 0) {
  123. iArr[2] = iArr[2] - i;
  124. }
  125. if (iArr[1] > sensorPixelSize[1]) {
  126. iArr[1] = sensorPixelSize[1];
  127. }
  128. int i2 = (iArr[1] + iArr[3]) - sensorPixelSize[1];
  129. if (i2 > 0) {
  130. iArr[3] = iArr[3] - i2;
  131. }
  132. return iArr;
  133. }
  134. /* access modifiers changed from: package-private */
  135. @VisibleForTesting
  136. public int[] getValidScanSizeInternal(ScannerI2Info scannerI2Info, ScanI2Params scanI2Params) {
  137. if (scannerI2Info.isAdfAlignmentInvalid()) {
  138. scannerI2Info.adfAlignment = getI2AlignmentValue(scanI2Params.manualAdfAlignment);
  139. }
  140. if (!isPixelSize()) {
  141. return getSize(scannerI2Info, scanI2Params);
  142. }
  143. if (scanI2Params.inputUnit != EscanI2Lib.InputUnit.ADF) {
  144. return getLeftAlignPixelSizeValidScanSize(scannerI2Info, scanI2Params);
  145. }
  146. if (scannerI2Info.adfAlignment == 1) {
  147. return getCenterAlignPixelSizeValidScanSize(scannerI2Info, scanI2Params);
  148. }
  149. return getLeftAlignPixelSizeValidScanSize(scannerI2Info, scanI2Params);
  150. }
  151. private int[] getCenterAlignPixelSizeValidScanSize(ScannerI2Info scannerI2Info, ScanI2Params scanI2Params) {
  152. int[] size = getSize(scannerI2Info, scanI2Params);
  153. size[2] = 0;
  154. size[3] = 0;
  155. int[] sensorPixelSize = scannerI2Info.getSensorPixelSize(scanI2Params.inputUnit, scanI2Params.resolutionMain, scanI2Params.resolutionSub);
  156. if (size[0] > sensorPixelSize[0]) {
  157. size[0] = sensorPixelSize[0];
  158. } else {
  159. size[2] = (sensorPixelSize[0] - size[0]) / 2;
  160. }
  161. if (size[1] > sensorPixelSize[1]) {
  162. size[1] = sensorPixelSize[1];
  163. }
  164. return size;
  165. }
  166. private int[] getLeftAlignPixelSizeValidScanSize(ScannerI2Info scannerI2Info, ScanI2Params scanI2Params) {
  167. int[] size = getSize(scannerI2Info, scanI2Params);
  168. int[] sensorPixelSize = scannerI2Info.getSensorPixelSize(scanI2Params.inputUnit, scanI2Params.resolutionMain, scanI2Params.resolutionSub);
  169. if (size[0] + size[2] <= 0 || size[1] + size[3] <= 0 || size[2] >= sensorPixelSize[0] || size[3] >= sensorPixelSize[1]) {
  170. return null;
  171. }
  172. if (size[2] < 0) {
  173. size[0] = size[2] + size[0];
  174. size[2] = 0;
  175. }
  176. size[0] = size[0] + size[2] >= sensorPixelSize[0] ? sensorPixelSize[0] - size[2] : size[0];
  177. if (size[3] < 0) {
  178. size[1] = size[3] + size[1];
  179. size[3] = 0;
  180. }
  181. size[1] = size[1] + size[3] >= sensorPixelSize[1] ? sensorPixelSize[1] - size[3] : size[1];
  182. return size;
  183. }
  184. public int[] getSize(ScannerI2Info scannerI2Info, ScanI2Params scanI2Params) {
  185. return getSize(scannerI2Info, scanI2Params.inputUnit, scanI2Params.resolutionMain, scanI2Params.resolutionSub);
  186. }
  187. private int[] getSize(ScannerI2Info scannerI2Info, EscanI2Lib.InputUnit inputUnit, int i, int i2) {
  188. int[] pixel = getPixel(scannerI2Info, inputUnit, i, i2);
  189. int[] offset = getOffset(scannerI2Info, inputUnit, i, i2);
  190. return new int[]{pixel[0], pixel[1], offset[0], offset[1]};
  191. }
  192. private int[] getPixel(ScannerI2Info scannerI2Info, EscanI2Lib.InputUnit inputUnit, int i, int i2) {
  193. if (mSizeType == PaperSize.MAX) {
  194. return scannerI2Info.getSensorPixelSize(inputUnit, i, i2);
  195. }
  196. if (mSizeType == PaperSize.PIXEL) {
  197. return new int[]{mPixelWidth, mPixelHeight};
  198. }
  199. int[] iArr = get300DpiPixelFromPaperSize(mSizeType);
  200. if (!mPortrait) {
  201. int i3 = iArr[0];
  202. iArr[0] = iArr[1];
  203. iArr[1] = i3;
  204. }
  205. if (i != 300) {
  206. iArr[0] = (int) ((((double) iArr[0]) * ((double) i)) / ((double) 300));
  207. }
  208. if (i2 != 300) {
  209. iArr[1] = (int) ((((double) iArr[1]) * ((double) i2)) / ((double) 300));
  210. }
  211. return iArr;
  212. }
  213. private int[] getOffset(ScannerI2Info scannerI2Info, EscanI2Lib.InputUnit inputUnit, int i, int i2) {
  214. if (mSizeType == PaperSize.PIXEL) {
  215. return new int[]{mOffsetX, mOffsetY};
  216. } else if (mSizeType == PaperSize.MAX) {
  217. return new int[]{0, 0};
  218. } else {
  219. int[] iArr = {0, 0};
  220. iArr[0] = calcOffset(scannerI2Info.getAlignment(inputUnit), getPixel(scannerI2Info, inputUnit, i, i2)[0], (int) Math.round((((double) scannerI2Info.getSensorSize(inputUnit)[0]) * ((double) i)) / ((double) scannerI2Info.getSensorSizeBaseResolution())));
  221. return iArr;
  222. }
  223. }
  224. private int calcOffset(int i, int i2, int i3) {
  225. switch (i) {
  226. case 1:
  227. return (i3 - i2) / 2;
  228. case 2:
  229. return i3 - i2;
  230. default:
  231. return 0;
  232. }
  233. }
  234. public static ScanSize getLocaleDefaultSize() {
  235. return I2ScanParamArbiter.getI2ScanSize(ScanSizeHelper.getDefaultScanSize());
  236. }
  237. }