GUI_MEMDEV_ShiftInWindow - no movement

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  • GUI_MEMDEV_ShiftInWindow - no movement

    Hello!

    I tried out the following code from an example. What I can see is first a white background, than it switches to the blue-black gradient bkg at once. No movement of the window can be seen. Could you tell me what could be the problem?


    C Source Code

    1. static void _cbIntro(WM_MESSAGE * pMsg) {
    2. GUI_RECT Rect = {0};
    3. int xSize;
    4. int ySize;
    6. switch (pMsg->MsgId) {
    7. case WM_PAINT:
    8. GUI_EnableAlpha(1);
    9. xSize = WM_GetWindowSizeX(pMsg->hWin);
    10. ySize = WM_GetWindowSizeY(pMsg->hWin);
    11. Rect.x0 = 5;
    12. Rect.y0 = 5;
    13. Rect.x1 = xSize - 11;
    14. Rect.y1 = ySize - 11;
    15. GUI_SetColor(GUI_GRAY);
    16. GUI_DrawRect(0, 0, xSize - 2, ySize - 2);
    17. GUI_SetColor(GUI_DARKGRAY);
    18. GUI_DrawRect(1, 1, xSize - 1, ySize - 1);
    19. GUI_SetColor(GUI_WHITE);
    20. GUI_SetFont(GUI_FONT_20F_ASCII);
    21. GUI_SetColor(GUI_LIGHTGRAY);
    22. GUI_SetTextMode(GUI_TM_TRANS);
    23. GUI_DispStringInRectWrap("asdf", &Rect, GUI_TA_HCENTER | GUI_TA_VCENTER, GUI_WRAPMODE_WORD);
    24. GUI_EnableAlpha(0);
    25. break;
    26. }
    27. }
    29. static void _cbBk(WM_MESSAGE * pMsg) {
    30. int xSize;
    31. int ySize;
    33. switch (pMsg->MsgId) {
    34. case WM_PAINT:
    35. xSize = LCD_GetXSize();
    36. ySize = LCD_GetYSize();
    37. GUI_DrawGradientV(0, 0, xSize - 1, ySize - 1, GUI_BLUE, GUI_BLACK);
    38. GUI_SetColor(0xFFFFFF);
    39. GUI_SetTextMode(GUI_TM_TRANS);
    40. GUI_DispStringHCenterAt("Window effects demonstration", 0, 10);
    41. break;
    42. }
    43. }
    45. int main(void)
    46. {
    47. WM_HWIN hIntro;
    49. WM_SetCreateFlags(WM_CF_MEMDEV);
    50. GUI_Init();
    51. WM_SetCallback(WM_HBKWIN, _cbBk);
    52. WM_Exec();
    53. hIntro = WM_CreateWindow(0, 0, 160, 128, WM_CF_HASTRANS, _cbIntro, 0);
    55. while (1)
    56. {
    57. GUI_MEMDEV_ShiftInWindow(hIntro, 1000,GUI_MEMDEV_EDGE_LEFT);
    58. GUI_Delay(3000);
    59. }
    60. }
    Display All