/** Create a new label
@ingroup gui
@param scr Screen where to add the label
@param text Text of the label
@param font Font id
@param x Position of the label on the screen
@param y Position of the label on the screen
@param align Horizontal alignment:
<br>GFUI_ALIGN_HR right
<br>GFUI_ALIGN_HC center
<br>GFUI_ALIGN_HL left
@param maxlen Maximum length of the button string (used when the label is changed)
<br>0 for the text length.
@param fgColor Pointer on static RGBA color array (0 => default)
@param fgFocusColor Pointer on static RGBA focused color array (0 => fgColor)
@param userDataOnFocus User data given to the onFocus[Lost] call back functions
@param onFocus Call back function called when getting the focus
@param onFocusLost Call back function called when loosing the focus
@return label Id
@see GfuiSetLabelText
*/
int
GfuiLabelCreate(void *scr, const char *text, int font, int x, int y,
int width, int align, int maxlen,
const float *fgColor, const float *fgFocusColor,
void *userDataOnFocus, tfuiCallback onFocus, tfuiCallback onFocusLost)
{
tGfuiLabel *label;
tGfuiObject *object;
tGfuiScreen *screen = (tGfuiScreen*)scr;
object = (tGfuiObject*)calloc(1, sizeof(tGfuiObject));
object->widget = GFUI_LABEL;
object->focusMode = (onFocus || onFocusLost) ? GFUI_FOCUS_MOUSE_MOVE : GFUI_FOCUS_NONE;
object->visible = 1;
object->id = screen->curId++;
label = &(object->u.label);
gfuiLabelInit(label, text, maxlen, x, y, width, align, font,
screen->bgColor.toFloatRGBA(), fgColor,
screen->bgColor.toFloatRGBA(), fgFocusColor,
userDataOnFocus, onFocus, onFocusLost);
width = label->width;
const int height = gfuiFont[font]->getHeight();
object->xmin = x;
object->ymin = y;
object->xmax = object->xmin + width;
object->ymax = object->ymin + height;
gfuiAddObject(screen, object);
return object->id;
}
/** Create a new scroll list.
@ingroup gui
@param scr Current screen
@param font Current font
@param x X Position (pixels)
@param y Y Position (pixels)
@param width Total width of the box (pixels)
@param height Total height of the box (pixels)
@param scrollBarPos Position of the scrollbar:
<br>GFUI_SB_NONE No scroll bar
<br>GFUI_SB_RIGHT Right scroll bar
<br>GFUI_SB_LEFT Left scroll bar
@param scrollBarWidth Width of the scroll-bar (pixels)
@param scrollBarButHeight Height of the scroll-bar buttons (pixels)
@param userDataOnSelect User data to pass to the onSelect callback
@param onSelect Callback when the selection is done
@return Scroll List Id
*/
int
GfuiScrollListCreate(void *scr, int font, int x, int y, int width, int height,
int scrollBarPos, int scrollBarWidth, int scrollBarButHeight,
void *userDataOnSelect, tfuiCallback onSelect)
{
tGfuiScrollList *scrollist;
tGfuiObject *object;
tGfuiScreen *screen = (tGfuiScreen*)scr;
object = (tGfuiObject*)calloc(1, sizeof(tGfuiObject));
object->widget = GFUI_SCROLLIST;
object->focusMode = GFUI_FOCUS_MOUSE_MOVE;
object->id = screen->curId++;
object->visible = 1;
object->xmin = x;
object->xmax = x + width;
object->ymin = y;
object->ymax = y + height;
scrollist = &(object->u.scrollist);
scrollist->fgColor[0] = GfuiColor::build(GFUI_FGSCROLLIST);
scrollist->bgColor[0] = GfuiColor::build(GFUI_BGSCROLLIST);
scrollist->fgSelectColor[0] = GfuiColor::build(GFUI_FGSELSCROLLIST);
scrollist->bgSelectColor[0] = GfuiColor::build(GFUI_BGSELSCROLLIST);
scrollist->font = gfuiFont[font];
scrollist->nbVisible = height / scrollist->font->getHeight();
scrollist->selectedElt = -1;
scrollist->userDataOnSelect = userDataOnSelect;
scrollist->onSelect = onSelect;
switch (scrollBarPos) {
case GFUI_SB_RIGHT:
scrollist->scrollBar =
GfuiScrollBarCreate(scr, x + width, y,
height, scrollBarWidth, scrollBarButHeight,
GFUI_VERT_SCROLLBAR, GFUI_SB_RIGHT,
0, 10, 10, 10, (void *)(long)(object->id), gfuiScroll);
break;
case GFUI_SB_LEFT:
scrollist->scrollBar =
GfuiScrollBarCreate(scr, x - scrollBarWidth, y,
height, scrollBarWidth, scrollBarButHeight,
GFUI_VERT_SCROLLBAR, GFUI_SB_LEFT,
0, 10, 10, 10, (void *)(long)(object->id), gfuiScroll);
break;
case GFUI_SB_NONE:
default:
break;
}
gfuiAddObject(screen, object);
return object->id;
}
/** Create a new static image (source image doesn't need to be a square or of POT sizes).
This kind of image is not clickable.
@ingroup gui
@param scr Screen where to add the label
@param x Position of the left of the image on the screen
@param y Position of the bottom of the image on the screen
@param w Width of the image on the screen
@param h Height of the image on the screen
@param name Filename on the source image (png)
@param canDeform If true, full X and Y autoscale, otherwise, keep aspect ratio but cut sides or top/bottom to fill target w,h rectangle (default: true)
@return Image Id
<br>-1 Error*/
int GfuiStaticImageCreate(void *scr, int x, int y, int w, int h, const char *name,
bool canDeform)
{
int pow2Width, pow2Height;
tGfuiImage *image;
tGfuiObject *object;
tGfuiScreen *screen = (tGfuiScreen*)scr;
object = (tGfuiObject*)calloc(1, sizeof(tGfuiObject));
object->widget = GFUI_IMAGE;
object->focusMode = GFUI_FOCUS_NONE;
object->visible = 1;
object->id = screen->curId++;
image = &(object->u.image);
for (int i=0;i<GFUI_MAXSTATICIMAGES;i++)
image->texture[i] = 0;
image->activeimage = 0;
image->canDeform = canDeform;
// We don't use returned POT width and height, but passing non NULL pointers
// for them enforces POT sizes for the loaded texture.
image->texture[0] =
GfTexReadTexture(name, &image->srcWidth, &image->srcHeight, &pow2Width, &pow2Height);
if (!image->texture) {
free(object);
return -1;
}
object->xmin = x;
object->xmax = x + w;
object->ymin = y;
object->ymax = y + h;
gfuiAddObject(screen, object);
return object->id;
}
int
GfuiComboboxCreate(void *scr, int font, int x, int y, int width,
int arrowsWidth, int arrowsHeight,
const char *pszText, int maxlen,
const float *fgColor, const float *fgFocusColor,
void *userData, tfuiComboboxCallback onChange,
void *userDataOnFocus, tfuiCallback onFocus, tfuiCallback onFocusLost)
{
tGfuiCombobox *combobox;
tGfuiObject *object;
tGfuiScreen *screen = (tGfuiScreen*)scr;
object = (tGfuiObject*)calloc(1, sizeof(tGfuiObject));
object->widget = GFUI_COMBOBOX;
object->focusMode = GFUI_FOCUS_MOUSE_MOVE;
object->id = screen->curId++;
object->visible = 1;
combobox = &(object->u.combobox);
combobox->userDataOnFocus = userDataOnFocus;
combobox->onFocus = onFocus;
combobox->onFocusLost = onFocusLost;
combobox->onChange = onChange;
combobox->pInfo = new tComboBoxInfo;
combobox->pInfo->nPos = 0;
combobox->pInfo->userData = userData;
combobox->scr = scr;
// Initialize the left and right arrow button children.
// Warning: All the arrow images are supposed to be the same size.
// TODO: Make image files customizable.
gfuiGrButtonInit(&combobox->leftButton,
"data/img/arrow-left-disabled.png", "data/img/arrow-left.png",
"data/img/arrow-left-focused.png", "data/img/arrow-left-pushed.png",
x, y, arrowsWidth, arrowsHeight, GFUI_MIRROR_NONE,
GFUI_MOUSE_UP, (void*)(long)(object->id), gfuiLeftArrow, 0, 0, 0);
gfuiGrButtonInit(&combobox->rightButton,
"data/img/arrow-right-disabled.png", "data/img/arrow-right.png",
"data/img/arrow-right-focused.png", "data/img/arrow-right-pushed.png",
x + width - combobox->leftButton.width, y,
arrowsWidth, arrowsHeight, GFUI_MIRROR_NONE,
GFUI_MOUSE_UP, (void*)(long)(object->id), gfuiRightArrow, 0, 0, 0);
// Compute total height (text or buttons)
int height = gfuiFont[font]->getHeight();
if (height < combobox->leftButton.height)
height = combobox->leftButton.height;
// Fix button y coordinate if text is higher than the buttons
else
combobox->leftButton.y = combobox->rightButton.y =
y + (gfuiFont[font]->getHeight() - combobox->leftButton.height) / 2;
// Bounding box
object->xmin = x;
object->xmax = x + width;
object->ymin = y;
object->ymax = y + height;
// Initialize the label child (beware of y if the buttons are higher than the text).
int yl = y;
if (height > gfuiFont[font]->getHeight())
yl += (height - gfuiFont[font]->getHeight()) / 2;
gfuiLabelInit(&combobox->label, pszText, maxlen,
x + combobox->leftButton.width, yl,
width - 2 * combobox->leftButton.width, GFUI_ALIGN_HC,
font, 0, fgColor, 0, fgFocusColor, 0, 0, 0);
// Add the combo control to the display list.
gfuiAddObject(screen, object);
return object->id;
}
/** Create a new scroll bar.
@ingroup gui
@param scr Screen where to create the scroll bar
@param x X position (pixels)
@param y Y position (pixels)
@param length Length on the screen (arrows included) (pixels)
@param thickness Thickness on the screen (pixels)
@param butLength Length of the buttons on the screen (pixels)
@param orientation Scroll bar orientation:
<br>GFUI_HORI_SCROLLBAR Horizontal
<br>GFUI_VERT_SCROLLBAR Vertical
@param position Scroll bar position
<br>GFUI_SB_RIGHT Right
<br>GFUI_SB_LEFT Left
<br>GFUI_SB_TOP Top
<br>GFUI_SB_BOTTOM Bottom
@param min Minimum value for the "current position"
@param max Maximum value for the "current position"
@param visLen Visible length (as of "position")
@param start Starting position
@param userData User data given to the call back function
@param onScroll Call back function called when the position change
@return Scroll Bar Id
<br>-1 Error
*/
int
GfuiScrollBarCreate(void *scr, int x, int y, int length, int thickness, int butLength,
int orientation, int position, int min, int max, int visLen, int start,
void *userData, tfuiSBCallback onScroll)
{
tGfuiScreen* screen = (tGfuiScreen*)scr;
tGfuiObject* object = (tGfuiObject*)calloc(1, sizeof(tGfuiObject));
object->widget = GFUI_SCROLLBAR;
object->focusMode = GFUI_FOCUS_MOUSE_CLICK;
object->id = screen->curId++;
object->visible = 1;
tGfuiScrollBar* scrollbar = &(object->u.scrollbar);
scrollbar->userData = userData;
scrollbar->onScroll = onScroll;
// Warning: All the arrow images are supposed to be the same size.
switch (orientation) {
case GFUI_HORI_SCROLLBAR:
{
const int butMirror =
(position == GFUI_SB_BOTTOM) ? GFUI_MIRROR_HORI : GFUI_MIRROR_NONE;
const int arrowButId =
GfuiGrButtonCreate(scr, "data/img/arrow-left.png", "data/img/arrow-left.png",
"data/img/arrow-left-focused.png", "data/img/arrow-left-pushed.png",
x, y, butLength, thickness,
butMirror, false, 1,
(void*)(long)(object->id), gfuiScrollMinus,
NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
const tGfuiGrButton* pArrowBut = &(gfuiGetObject(scr, arrowButId)->u.grbutton);
GfuiGrButtonCreate(scr, "data/img/arrow-right.png", "data/img/arrow-right.png",
"data/img/arrow-right-focused.png", "data/img/arrow-right-pushed.png",
x + length - pArrowBut->width, y, butLength, thickness,
butMirror, false, 1,
(void*)(long)(object->id), gfuiScrollPlus,
NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
break;
}
case GFUI_VERT_SCROLLBAR:
{
const int butMirror =
(position == GFUI_SB_LEFT) ? GFUI_MIRROR_VERT : GFUI_MIRROR_NONE;
const int arrowButId =
GfuiGrButtonCreate(scr, "data/img/arrow-down.png", "data/img/arrow-down.png",
"data/img/arrow-down-focused.png", "data/img/arrow-down-pushed.png",
x, y, thickness, butLength,
butMirror, false, 1,
(void*)(long)(object->id), gfuiScrollPlus,
NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
const tGfuiGrButton* pArrowBut = &(gfuiGetObject(scr, arrowButId)->u.grbutton);
GfuiGrButtonCreate(scr, "data/img/arrow-up.png", "data/img/arrow-up.png",
"data/img/arrow-up-focused.png", "data/img/arrow-up-pushed.png",
x, y + length - pArrowBut->height, thickness, butLength,
butMirror, false, 1,
(void*)(long)(object->id), gfuiScrollMinus,
NULL, (tfuiCallback)NULL, (tfuiCallback)NULL);
break;
}
default:
break;
}
gfuiAddObject(screen, object);
GfuiScrollBarPosSet(scr, object->id, min, max, visLen, start);
return object->id;
}
