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annotate Android/java/org/madbutterfly/MBView.java @ 880:ac3e8492ad74 abs_n_rel_center

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Formalize path data for MadButterfly. Inkscape and other editors would omit 'l' or 'L' after 'm' or 'M'. MadButterfly can not handle it, now. So, we work around it at SVG parser.
author Thinker K.F. Li <thinker@codemud.net>
date Sat, 25 Sep 2010 18:46:37 +0800
parents c468e397614d
children
rev   line source
493
1b6228092a57 Java code for MadButterfly JNI.
Thinker K.F. Li <thinker@branda.to>
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1 package org.madbutterfly;
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2
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3 import android.view.SurfaceView;
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4 import android.view.SurfaceHolder;
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5 import android.content.Context;
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6 import android.graphics.Canvas;
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7 import android.graphics.Bitmap;
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8 import android.graphics.Paint;
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9 import android.graphics.Xfermode;
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10 import android.graphics.PorterDuff;
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11 import android.graphics.PorterDuffXfermode;
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12
499
2d7df44e6299 Make classes public
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13 public class MBView extends SurfaceView {
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14 redraw_man rdman;
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15 Canvas cr, backend;
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16 Bitmap cr_bmap, backend_bmap;
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17 Paint copy_pnt;
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18 int w, h;
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19
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20 public MBView(Context context) {
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21 super(context);
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22 Paint paint;
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23 Xfermode mode;
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24
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25 rdman = null;
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26 cr = null;
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27 backend = null;
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28
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29 mode = new PorterDuffXfermode(PorterDuff.Mode.SRC);
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30 copy_pnt = new Paint();
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31 copy_pnt.setXfermode(mode);
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c468e397614d Fix issue of initialize rdman and add shape::stroke_width().
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32 w = 100;
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33 h = 100;
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34 }
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35
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36 public redraw_man get_rdman() {
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37 if(rdman != null)
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38 return rdman;
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39
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40 w = getWidth();
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41 h = getHeight();
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42
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43 cr_bmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
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44 cr = new Canvas(cr_bmap);
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45 backend_bmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
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46 backend = new Canvas(backend_bmap);
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47
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48 rdman = new redraw_man(cr, backend, this);
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49
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50 return rdman;
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51 }
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52
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53 protected void onSizeChanged(int w, int h, int oldw, int oldh) {
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54 this.w = w;
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55 this.h = h;
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56
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57 if(rdman == null) {
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58 get_rdman();
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59 return;
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60 }
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61
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62 cr_bmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
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63 cr.setBitmap(cr_bmap);
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64 backend_bmap = Bitmap.createBitmap(w, h, Bitmap.Config.ARGB_8888);
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65 backend.setBitmap(backend_bmap);
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66 }
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67
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68 public void redraw() {
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69 SurfaceHolder holder;
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70 Canvas canvas;
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71
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72 holder = getHolder();
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73 canvas = holder.lockCanvas();
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74 canvas.drawBitmap(backend_bmap, 0, 0, copy_pnt);
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75 holder.unlockCanvasAndPost(canvas);
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76 }
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77 }