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PSP: Limited movement of virtual keyboard onscreen

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svn-id: r46940
This commit is contained in:
Yotam Barnoy 2010-01-03 19:27:20 +00:00
parent 870c99b4d4
commit 910ffb53a0
2 changed files with 26 additions and 4 deletions
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28
backends/platform/psp/pspkeyboard.cpp
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@ -38,6 +38,8 @@
#include "common/fs.h"
#include "common/unzip.h"
#define PSP_SCREEN_WIDTH 480
#define PSP_SCREEN_HEIGHT 272
#define K(x) ((short)(Common::KEYCODE_INVALID + (x)))
#define C(x) ((short)(Common::KEYCODE_##x))
@ -180,13 +182,13 @@ bool PSPKeyboard::processInput(Common::Event &event, SceCtrlData &pad, bool &use
_dirty = true;
if (DOWN(PSP_CTRL_DOWN))
_moved_y += 5;
increaseKeyboardLocationY(5);
else if (DOWN(PSP_CTRL_UP))
_moved_y -= 5;
increaseKeyboardLocationY(-5);
else if (DOWN(PSP_CTRL_LEFT))
_moved_x -= 5;
increaseKeyboardLocationX(-5);
else /* DOWN(PSP_CTRL_RIGHT) */
_moved_x += 5;
increaseKeyboardLocationX(5);
}
usedInput = true; // We used up the input (select was held down)
goto END;
@ -376,6 +378,24 @@ void PSPKeyboard::moveTo(const int newX, const int newY) {
_moved_y = newY;
}
/* move the position the keyboard is currently drawn at */
void PSPKeyboard::increaseKeyboardLocationX(int amount) {
int newX = _moved_x + amount;
if (newX > PSP_SCREEN_WIDTH - 5 || newX < 0 - 140) // clamp
return;
_moved_x = newX;
}
/* move the position the keyboard is currently drawn at */
void PSPKeyboard::increaseKeyboardLocationY(int amount) {
int newY = _moved_y + amount;
if (newY > PSP_SCREEN_HEIGHT - 5 || newY < 0 - 140) // clamp
return;
_moved_y = newY;
}
/* draw the keyboard at the current position */
void PSPKeyboard::render() {
_dirty = false;

2
backends/platform/psp/pspkeyboard.h
View File

@ -83,6 +83,8 @@ private:
int get_png_image_size(Common::SeekableReadStream *, uint32 *png_width, uint32 *png_height, u32 *paletteSize);
uint32 convert_pow2(uint32 size);
void flipNibbles(gu_surface* surface); // Convert to PSP 4-bit format
void increaseKeyboardLocationX(int amount); // Move keyboard onscreen
void increaseKeyboardLocationY(int amount);
static short _modeChar[MODE_COUNT][5][6];
static const char *_guiStrings[];