621 lines
22 KiB
C
621 lines
22 KiB
C
// 6 april 2015
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// TODO rename all uiXxxType() to uiTypeXxx()?
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#ifndef __LIBUI_UI_H__
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#define __LIBUI_UI_H__
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#include <stddef.h>
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#include <stdint.h>
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#ifdef __cplusplus
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extern "C" {
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#endif
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// TODO add __declspec(dllimport) on windows
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#ifndef _UI_EXTERN
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#define _UI_EXTERN extern
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#endif
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typedef struct uiInitOptions uiInitOptions;
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struct uiInitOptions {
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size_t Size;
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};
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_UI_EXTERN const char *uiInit(uiInitOptions *options);
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_UI_EXTERN void uiUninit(void);
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_UI_EXTERN void uiFreeInitError(const char *err);
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_UI_EXTERN void uiMain(void);
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_UI_EXTERN void uiQuit(void);
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// TODO write a test for this after adding multiline entries
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_UI_EXTERN void uiQueueMain(void (*f)(void *data), void *data);
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_UI_EXTERN void uiOnShouldQuit(int (*f)(void *data), void *data);
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_UI_EXTERN void uiFreeText(char *text);
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_UI_EXTERN uintmax_t uiRegisterType(const char *name, uintmax_t parent, size_t size);
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_UI_EXTERN void *uiIsA(void *p, uintmax_t type, int fail);
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typedef struct uiTyped uiTyped;
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struct uiTyped {
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uintmax_t Type;
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};
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#define uiTyped(this) ((uiTyped *) (this))
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typedef struct uiControl uiControl;
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struct uiControl {
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uiTyped t;
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void *Internal; // for use by libui only
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void (*CommitDestroy)(uiControl *);
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uintptr_t (*Handle)(uiControl *);
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void (*CommitShow)(uiControl *);
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void (*CommitHide)(uiControl *);
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void (*ContainerUpdateState)(uiControl *);
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};
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_UI_EXTERN uintmax_t uiControlType(void);
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#define uiControl(this) ((uiControl *) uiIsA((this), uiControlType(), 1))
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_UI_EXTERN void uiControlDestroy(uiControl *);
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_UI_EXTERN uintptr_t uiControlHandle(uiControl *);
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_UI_EXTERN uiControl *uiControlParent(uiControl *);
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_UI_EXTERN void uiControlSetParent(uiControl *, uiControl *);
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_UI_EXTERN void uiControlShow(uiControl *);
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_UI_EXTERN void uiControlHide(uiControl *);
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_UI_EXTERN void uiControlEnable(uiControl *);
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_UI_EXTERN void uiControlDisable(uiControl *);
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_UI_EXTERN uiControl *uiNewControl(uintmax_t type);
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/* TODO
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func NewControl(type uintmax_t) *Control;
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raw "#define uiDefineControlType(typename, funcname, realtype) \\";
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raw " static uintmax_t type_ ## typename = 0; \\";
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raw " uintmax_t funcname(void) \\";
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raw " { \\";
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raw " if (type_ ## typename == 0) \\";
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raw " type_ ## typename = uiRegisterType(#typename, uiTypeControl(), sizeof (realtype)); \\";
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raw " return type_ ## typename; \\";
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raw " }";
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func FreeSizing(d *Sizing);
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func MakeContainer(c *Control) uintptr_t;
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*/
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typedef struct uiWindow uiWindow;
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_UI_EXTERN uintmax_t uiWindowType(void);
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#define uiWindow(this) ((uiWindow *) uiIsA((this), uiWindowType(), 1))
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_UI_EXTERN char *uiWindowTitle(uiWindow *w);
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_UI_EXTERN void uiWindowSetTitle(uiWindow *w, const char *title);
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_UI_EXTERN void uiWindowOnClosing(uiWindow *w, int (*f)(uiWindow *w, void *data), void *data);
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_UI_EXTERN void uiWindowSetChild(uiWindow *w, uiControl *child);
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_UI_EXTERN int uiWindowMargined(uiWindow *w);
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_UI_EXTERN void uiWindowSetMargined(uiWindow *w, int margined);
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_UI_EXTERN uiWindow *uiNewWindow(const char *title, int width, int height, int hasMenubar);
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typedef struct uiButton uiButton;
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_UI_EXTERN uintmax_t uiButtonType(void);
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#define uiButton(this) ((uiButton *) uiIsA((this), uiButtonType(), 1))
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_UI_EXTERN char *uiButtonText(uiButton *b);
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_UI_EXTERN void uiButtonSetText(uiButton *b, const char *text);
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_UI_EXTERN void uiButtonOnClicked(uiButton *b, void (*f)(uiButton *b, void *data), void *data);
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_UI_EXTERN uiButton *uiNewButton(const char *text);
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typedef struct uiBox uiBox;
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_UI_EXTERN uintmax_t uiBoxType(void);
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#define uiBox(this) ((uiBox *) uiIsA((this), uiBoxType(), 1))
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_UI_EXTERN void uiBoxAppend(uiBox *b, uiControl *child, int stretchy);
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_UI_EXTERN void uiBoxDelete(uiBox *b, uintmax_t index);
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_UI_EXTERN int uiBoxPadded(uiBox *b);
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_UI_EXTERN void uiBoxSetPadded(uiBox *b, int padded);
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_UI_EXTERN uiBox *uiNewHorizontalBox(void);
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_UI_EXTERN uiBox *uiNewVerticalBox(void);
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typedef struct uiEntry uiEntry;
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_UI_EXTERN uintmax_t uiEntryType(void);
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#define uiEntry(this) ((uiEntry *) uiIsA((this), uiEntryType(), 1))
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_UI_EXTERN char *uiEntryText(uiEntry *e);
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_UI_EXTERN void uiEntrySetText(uiEntry *e, const char *text);
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_UI_EXTERN void uiEntryOnChanged(uiEntry *e, void (*f)(uiEntry *e, void *data), void *data);
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_UI_EXTERN int uiEntryReadOnly(uiEntry *e);
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_UI_EXTERN void uiEntrySetReadOnly(uiEntry *e, int readonly);
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_UI_EXTERN uiEntry *uiNewEntry(void);
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typedef struct uiCheckbox uiCheckbox;
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_UI_EXTERN uintmax_t uiCheckboxType(void);
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#define uiCheckbox(this) ((uiCheckbox *) uiIsA((this), uiCheckboxType(), 1))
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_UI_EXTERN char *uiCheckboxText(uiCheckbox *c);
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_UI_EXTERN void uiCheckboxSetText(uiCheckbox *c, const char *text);
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_UI_EXTERN void uiCheckboxOnToggled(uiCheckbox *c, void (*f)(uiCheckbox *c, void *data), void *data);
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_UI_EXTERN int uiCheckboxChecked(uiCheckbox *c);
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_UI_EXTERN void uiCheckboxSetChecked(uiCheckbox *c, int checked);
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_UI_EXTERN uiCheckbox *uiNewCheckbox(const char *text);
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typedef struct uiLabel uiLabel;
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_UI_EXTERN uintmax_t uiLabelType(void);
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#define uiLabel(this) ((uiLabel *) uiIsA((this), uiLabelType(), 1))
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_UI_EXTERN char *uiLabelText(uiLabel *l);
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_UI_EXTERN void uiLabelSetText(uiLabel *l, const char *text);
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_UI_EXTERN uiLabel *uiNewLabel(const char *text);
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typedef struct uiTab uiTab;
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_UI_EXTERN uintmax_t uiTabType(void);
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#define uiTab(this) ((uiTab *) uiIsA((this), uiTabType(), 1))
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_UI_EXTERN void uiTabAppend(uiTab *t, const char *name, uiControl *c);
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_UI_EXTERN void uiTabInsertAt(uiTab *t, const char *name, uintmax_t before, uiControl *c);
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_UI_EXTERN void uiTabDelete(uiTab *t, uintmax_t index);
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_UI_EXTERN uintmax_t uiTabNumPages(uiTab *t);
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_UI_EXTERN int uiTabMargined(uiTab *t, uintmax_t page);
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_UI_EXTERN void uiTabSetMargined(uiTab *t, uintmax_t page, int margined);
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_UI_EXTERN uiTab *uiNewTab(void);
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typedef struct uiGroup uiGroup;
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_UI_EXTERN uintmax_t uiGroupType(void);
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#define uiGroup(this) ((uiGroup *) uiIsA((this), uiGroupType(), 1))
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_UI_EXTERN char *uiGroupTitle(uiGroup *g);
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_UI_EXTERN void uiGroupSetTitle(uiGroup *g, const char *title);
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_UI_EXTERN void uiGroupSetChild(uiGroup *g, uiControl *c);
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_UI_EXTERN int uiGroupMargined(uiGroup *g);
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_UI_EXTERN void uiGroupSetMargined(uiGroup *g, int margined);
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_UI_EXTERN uiGroup *uiNewGroup(const char *title);
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// spinbox/slider rules:
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// setting value outside of range will automatically clamp
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// initial value is minimum
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// complaint if min >= max?
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typedef struct uiSpinbox uiSpinbox;
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_UI_EXTERN uintmax_t uiSpinboxType(void);
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#define uiSpinbox(this) ((uiSpinbox *) uiIsA((this), uiSpinboxType(), 1))
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_UI_EXTERN intmax_t uiSpinboxValue(uiSpinbox *s);
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_UI_EXTERN void uiSpinboxSetValue(uiSpinbox *s, intmax_t value);
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_UI_EXTERN void uiSpinboxOnChanged(uiSpinbox *s, void (*f)(uiSpinbox *s, void *data), void *data);
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_UI_EXTERN uiSpinbox *uiNewSpinbox(intmax_t min, intmax_t max);
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typedef struct uiProgressBar uiProgressBar;
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_UI_EXTERN uintmax_t uiProgressBarType(void);
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#define uiProgressBar(this) ((uiProgressBar *) uiIsA((this), uiProgressBarType(), 1))
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// TODO uiProgressBarValue()
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_UI_EXTERN void uiProgressBarSetValue(uiProgressBar *p, int n);
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_UI_EXTERN uiProgressBar *uiNewProgressBar(void);
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typedef struct uiSlider uiSlider;
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_UI_EXTERN uintmax_t uiSliderType(void);
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#define uiSlider(this) ((uiSlider *) uiIsA((this), uiSliderType(), 1))
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_UI_EXTERN intmax_t uiSliderValue(uiSlider *s);
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_UI_EXTERN void uiSliderSetValue(uiSlider *s, intmax_t value);
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_UI_EXTERN void uiSliderOnChanged(uiSlider *s, void (*f)(uiSlider *s, void *data), void *data);
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_UI_EXTERN uiSlider *uiNewSlider(intmax_t min, intmax_t max);
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typedef struct uiSeparator uiSeparator;
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_UI_EXTERN uintmax_t uiSeparatorType(void);
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#define uiSeparator(this) ((uiSeparator *) uiIsA((this), uiSeparatorType(), 1))
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_UI_EXTERN uiSeparator *uiNewHorizontalSeparator(void);
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typedef struct uiCombobox uiCombobox;
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_UI_EXTERN uintmax_t uiComboboxType(void);
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#define uiCombobox(this) ((uiCombobox *) uiIsA((this), uiComboboxType(), 1))
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_UI_EXTERN void uiComboboxAppend(uiCombobox *c, const char *text);
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_UI_EXTERN intmax_t uiComboboxSelected(uiCombobox *c);
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_UI_EXTERN void uiComboboxSetSelected(uiCombobox *c, intmax_t n);
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_UI_EXTERN void uiComboboxOnSelected(uiCombobox *c, void (*f)(uiCombobox *c, void *data), void *data);
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_UI_EXTERN uiCombobox *uiNewCombobox(void);
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_UI_EXTERN uiCombobox *uiNewEditableCombobox(void);
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typedef struct uiRadioButtons uiRadioButtons;
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_UI_EXTERN uintmax_t uiRadioButtonsType(void);
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#define uiRadioButtons(this) ((uiRadioButtons *) uiIsA((this), uiRadioButtonsType(), 1))
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_UI_EXTERN void uiRadioButtonsAppend(uiRadioButtons *r, const char *text);
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_UI_EXTERN uiRadioButtons *uiNewRadioButtons(void);
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typedef struct uiDateTimePicker uiDateTimePicker;
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_UI_EXTERN uintmax_t uiDateTimePickerType(void);
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#define uiDateTimePicker(this) ((uiDateTimePicker *) uiIsA((this), uiDateTimePickerType(), 1))
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_UI_EXTERN uiDateTimePicker *uiNewDateTimePicker(void);
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_UI_EXTERN uiDateTimePicker *uiNewDatePicker(void);
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_UI_EXTERN uiDateTimePicker *uiNewTimePicker(void);
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// TODO merge with uiEntry? some things can't be shared (for instance, the future Invalid()
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// TODO how are line endings converted?
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// TODO provide a facility for allowing horizontal scrolling
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// TODO provide a facility for entering tab stops?
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typedef struct uiMultilineEntry uiMultilineEntry;
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_UI_EXTERN uintmax_t uiMultilineEntryType(void);
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#define uiMultilineEntry(this) ((uiMultilineEntry *) uiIsA((this), uiMultilineEntryType(), 1))
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_UI_EXTERN char *uiMultilineEntryText(uiMultilineEntry *e);
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_UI_EXTERN void uiMultilineEntrySetText(uiMultilineEntry *e, const char *text);
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_UI_EXTERN void uiMultilineEntryAppend(uiMultilineEntry *e, const char *text);
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_UI_EXTERN void uiMultilineEntryOnChanged(uiMultilineEntry *e, void (*f)(uiMultilineEntry *e, void *data), void *data);
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_UI_EXTERN int uiMultilineEntryReadOnly(uiMultilineEntry *e);
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_UI_EXTERN void uiMultilineEntrySetReadOnly(uiMultilineEntry *e, int readonly);
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_UI_EXTERN uiMultilineEntry *uiNewMultilineEntry(void);
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typedef struct uiMenu uiMenu;
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typedef struct uiMenuItem uiMenuItem;
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_UI_EXTERN uintmax_t uiMenuType(void);
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#define uiMenu(this) ((uiMenu *) uiIsA((this), uiMenuType(), 1))
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_UI_EXTERN uiMenuItem *uiMenuAppendItem(uiMenu *m, const char *name);
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_UI_EXTERN uiMenuItem *uiMenuAppendCheckItem(uiMenu *m, const char *name);
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_UI_EXTERN uiMenuItem *uiMenuAppendQuitItem(uiMenu *m);
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_UI_EXTERN uiMenuItem *uiMenuAppendPreferencesItem(uiMenu *m);
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_UI_EXTERN uiMenuItem *uiMenuAppendAboutItem(uiMenu *m);
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_UI_EXTERN void uiMenuAppendSeparator(uiMenu *m);
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_UI_EXTERN uiMenu *uiNewMenu(const char *name);
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_UI_EXTERN uintmax_t uiMenuItemType(void);
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#define uiMenuItem(this) ((uiMenuItem *) uiIsA((this), uiMenuItemType(), 1))
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_UI_EXTERN void uiMenuItemEnable(uiMenuItem *m);
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_UI_EXTERN void uiMenuItemDisable(uiMenuItem *m);
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_UI_EXTERN void uiMenuItemOnClicked(uiMenuItem *m, void (*f)(uiMenuItem *sender, uiWindow *window, void *data), void *data);
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_UI_EXTERN int uiMenuItemChecked(uiMenuItem *m);
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_UI_EXTERN void uiMenuItemSetChecked(uiMenuItem *m, int checked);
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_UI_EXTERN char *uiOpenFile(uiWindow *parent);
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_UI_EXTERN char *uiSaveFile(uiWindow *parent);
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_UI_EXTERN void uiMsgBox(uiWindow *parent, const char *title, const char *description);
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_UI_EXTERN void uiMsgBoxError(uiWindow *parent, const char *title, const char *description);
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typedef struct uiArea uiArea;
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typedef struct uiAreaHandler uiAreaHandler;
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typedef struct uiAreaDrawParams uiAreaDrawParams;
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typedef struct uiAreaMouseEvent uiAreaMouseEvent;
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typedef struct uiAreaKeyEvent uiAreaKeyEvent;
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typedef struct uiDrawContext uiDrawContext;
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struct uiAreaHandler {
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void (*Draw)(uiAreaHandler *, uiArea *, uiAreaDrawParams *);
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// TODO document that resizes cause a full redraw for non-scrolling areas; implementation-defined for scrolling areas
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void (*MouseEvent)(uiAreaHandler *, uiArea *, uiAreaMouseEvent *);
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// TODO document that on first show if the mouse is already in the uiArea then one gets sent with left=0
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// TODO what about when the area is hidden and then shown again?
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void (*MouseCrossed)(uiAreaHandler *, uiArea *, int left);
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void (*DragBroken)(uiAreaHandler *, uiArea *);
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int (*KeyEvent)(uiAreaHandler *, uiArea *, uiAreaKeyEvent *);
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};
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_UI_EXTERN uintmax_t uiMenuItemType(void);
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#define uiArea(this) ((uiArea *) uiIsA((this), uiAreaType(), 1))
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// TODO give a better name
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// TODO document the types of width and height
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_UI_EXTERN void uiAreaSetSize(uiArea *a, intmax_t width, intmax_t height);
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// TODO uiAreaQueueRedraw()
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_UI_EXTERN void uiAreaQueueRedrawAll(uiArea *a);
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_UI_EXTERN uiArea *uiNewArea(uiAreaHandler *ah);
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_UI_EXTERN uiArea *uiNewScrollingArea(uiAreaHandler *ah, intmax_t width, intmax_t height);
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struct uiAreaDrawParams {
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uiDrawContext *Context;
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// TODO document that this is only defined for nonscrolling areas
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double AreaWidth;
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double AreaHeight;
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// TODO keep this?
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double ClipX;
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double ClipY;
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double ClipWidth;
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double ClipHeight;
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};
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typedef struct uiDrawPath uiDrawPath;
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typedef struct uiDrawBrush uiDrawBrush;
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typedef struct uiDrawStrokeParams uiDrawStrokeParams;
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typedef struct uiDrawMatrix uiDrawMatrix;
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typedef struct uiDrawBrushGradientStop uiDrawBrushGradientStop;
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// ISO C forbids us from forward declaring enums >:(
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typedef enum uiDrawBrushType {
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uiDrawBrushTypeSolid,
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uiDrawBrushTypeLinearGradient,
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uiDrawBrushTypeRadialGradient,
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uiDrawBrushTypeImage,
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} uiDrawBrushType;
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typedef enum uiDrawLineCap {
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uiDrawLineCapFlat,
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uiDrawLineCapRound,
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uiDrawLineCapSquare,
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} uiDrawLineCap;
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typedef enum uiDrawLineJoin {
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uiDrawLineJoinMiter,
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uiDrawLineJoinRound,
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uiDrawLineJoinBevel,
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} uiDrawLineJoin;
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// this is the default for botoh cairo and Direct2D (in the latter case, from the C++ helper functions)
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// Core Graphics doesn't explicitly specify a default, but NSBezierPath allows you to choose one, and this is the initial value
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// so we're good to use it too!
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#define uiDrawDefaultMiterLimit 10.0
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typedef enum uiDrawFillMode {
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uiDrawFillModeWinding,
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uiDrawFillModeAlternate,
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} uiDrawFillMode;
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struct uiDrawMatrix {
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double M11;
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double M12;
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double M21;
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double M22;
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double M31;
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double M32;
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};
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struct uiDrawBrush {
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uiDrawBrushType Type;
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// solid brushes
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double R;
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double G;
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double B;
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double A;
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// gradient brushes
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double X0; // linear: start X, radial: start X
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double Y0; // linear: start Y, radial: start Y
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double X1; // linear: end X, radial: outer circle center X
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double Y1; // linear: end Y, radial: outer circle center Y
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double OuterRadius; // radial gradients only
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uiDrawBrushGradientStop *Stops;
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size_t NumStops;
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// TODO extend mode
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// cairo: none, repeat, reflect, pad; no individual control
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// Direct2D: repeat, reflect, pad; no individual control
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// Core Graphics: none, pad; before and after individually
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// TODO cairo documentation is inconsistent about pad
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// TODO images
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// TODO transforms
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};
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struct uiDrawBrushGradientStop {
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double Pos;
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double R;
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double G;
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double B;
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double A;
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};
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struct uiDrawStrokeParams {
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uiDrawLineCap Cap;
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uiDrawLineJoin Join;
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// TODO what if this is 0? on windows there will be a crash with dashing
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double Thickness;
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double MiterLimit;
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double *Dashes;
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// TOOD what if this is 1 on Direct2D?
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// TODO what if a dash is 0 on Cairo or Quartz?
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size_t NumDashes;
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double DashPhase;
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};
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_UI_EXTERN uiDrawPath *uiDrawNewPath(uiDrawFillMode fillMode);
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_UI_EXTERN void uiDrawFreePath(uiDrawPath *p);
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_UI_EXTERN void uiDrawPathNewFigure(uiDrawPath *p, double x, double y);
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_UI_EXTERN void uiDrawPathNewFigureWithArc(uiDrawPath *p, double xCenter, double yCenter, double radius, double startAngle, double sweep, int negative);
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_UI_EXTERN void uiDrawPathLineTo(uiDrawPath *p, double x, double y);
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// notes: angles are both relative to 0 and go counterclockwise
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// TODO is the initial line segment on cairo and OS X a proper join?
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// TODO what if sweep < 0?
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_UI_EXTERN void uiDrawPathArcTo(uiDrawPath *p, double xCenter, double yCenter, double radius, double startAngle, double sweep, int negative);
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_UI_EXTERN void uiDrawPathBezierTo(uiDrawPath *p, double c1x, double c1y, double c2x, double c2y, double endX, double endY);
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// TODO quadratic bezier
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_UI_EXTERN void uiDrawPathCloseFigure(uiDrawPath *p);
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// TODO effect of these when a figure is already started
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_UI_EXTERN void uiDrawPathAddRectangle(uiDrawPath *p, double x, double y, double width, double height);
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_UI_EXTERN void uiDrawPathEnd(uiDrawPath *p);
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_UI_EXTERN void uiDrawStroke(uiDrawContext *c, uiDrawPath *path, uiDrawBrush *b, uiDrawStrokeParams *p);
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_UI_EXTERN void uiDrawFill(uiDrawContext *c, uiDrawPath *path, uiDrawBrush *b);
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// TODO primitives:
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// - rounded rectangles
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// - elliptical arcs
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// - quadratic bezier curves
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_UI_EXTERN void uiDrawMatrixSetIdentity(uiDrawMatrix *m);
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_UI_EXTERN void uiDrawMatrixTranslate(uiDrawMatrix *m, double x, double y);
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_UI_EXTERN void uiDrawMatrixScale(uiDrawMatrix *m, double xCenter, double yCenter, double x, double y);
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_UI_EXTERN void uiDrawMatrixRotate(uiDrawMatrix *m, double x, double y, double amount);
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_UI_EXTERN void uiDrawMatrixSkew(uiDrawMatrix *m, double x, double y, double xamount, double yamount);
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_UI_EXTERN void uiDrawMatrixMultiply(uiDrawMatrix *dest, uiDrawMatrix *src);
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_UI_EXTERN int uiDrawMatrixInvertible(uiDrawMatrix *m);
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_UI_EXTERN int uiDrawMatrixInvert(uiDrawMatrix *m);
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_UI_EXTERN void uiDrawMatrixTransformPoint(uiDrawMatrix *m, double *x, double *y);
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_UI_EXTERN void uiDrawMatrixTransformSize(uiDrawMatrix *m, double *x, double *y);
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_UI_EXTERN void uiDrawTransform(uiDrawContext *c, uiDrawMatrix *m);
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// TODO add a uiDrawPathStrokeToFill() or something like that
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_UI_EXTERN void uiDrawClip(uiDrawContext *c, uiDrawPath *path);
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_UI_EXTERN void uiDrawSave(uiDrawContext *c);
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_UI_EXTERN void uiDrawRestore(uiDrawContext *c);
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// TODO manage the use of Text, Font, and TextFont, and of the uiDrawText prefix in general
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///// TODO
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typedef struct uiDrawFontFamilies uiDrawFontFamilies;
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_UI_EXTERN uiDrawFontFamilies *uiDrawListFontFamilies(void);
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_UI_EXTERN uintmax_t uiDrawFontFamiliesNumFamilies(uiDrawFontFamilies *ff);
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_UI_EXTERN char *uiDrawFontFamiliesFamily(uiDrawFontFamilies *ff, uintmax_t n);
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_UI_EXTERN void uiDrawFreeFontFamilies(uiDrawFontFamilies *ff);
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///// END TODO
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typedef struct uiDrawTextLayout uiDrawTextLayout;
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typedef struct uiDrawTextFont uiDrawTextFont;
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typedef struct uiDrawTextFontDescriptor uiDrawTextFontDescriptor;
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typedef struct uiDrawTextFontMetrics uiDrawTextFontMetrics;
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typedef enum uiDrawTextWeight {
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uiDrawTextWeightThin,
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|
uiDrawTextWeightUltraLight,
|
|
uiDrawTextWeightLight,
|
|
uiDrawTextWeightBook,
|
|
uiDrawTextWeightNormal,
|
|
uiDrawTextWeightMedium,
|
|
uiDrawTextWeightSemiBold,
|
|
uiDrawTextWeightBold,
|
|
uiDrawTextWeightUtraBold,
|
|
uiDrawTextWeightHeavy,
|
|
uiDrawTextWeightUltraHeavy,
|
|
} uiDrawTextWeight;
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|
|
|
// TODO drop Oblique?
|
|
typedef enum uiDrawTextItalic {
|
|
uiDrawTextItalicNormal,
|
|
uiDrawTextItalicOblique,
|
|
uiDrawTextItalicItalic,
|
|
} uiDrawTextItalic;
|
|
|
|
typedef enum uiDrawTextStretch {
|
|
uiDrawTextStretchUltraCondensed,
|
|
uiDrawTextStretchExtraCondensed,
|
|
uiDrawTextStretchCondensed,
|
|
uiDrawTextStretchSemiCondensed,
|
|
uiDrawTextStretchNormal,
|
|
uiDrawTextStretchSemiExpanded,
|
|
uiDrawTextStretchExpanded,
|
|
uiDrawTextStretchExtraExpanded,
|
|
uiDrawTextStretchUltraExpanded,
|
|
} uiDrawTextStretch;
|
|
|
|
typedef enum uiDrawTextGravity {
|
|
uiDrawTextGravitySouth,
|
|
uiDrawTextGravityEast,
|
|
uiDrawTextGravityNorth,
|
|
uiDrawTextGravityWest,
|
|
uiDrawTextGravityAuto,
|
|
} uiDrawTextGravity;
|
|
|
|
struct uiDrawTextFontDescriptor {
|
|
const char *Family;
|
|
double Size;
|
|
uiDrawTextWeight Weight;
|
|
uiDrawTextItalic Italic;
|
|
int SmallCaps;
|
|
uiDrawTextStretch Stretch;
|
|
uiDrawTextGravity Gravity;
|
|
};
|
|
|
|
struct uiDrawTextFontMetrics {
|
|
double Ascent;
|
|
double Descent;
|
|
double Leading;
|
|
// TODO do these two mean the same across all platforms?
|
|
double UnderlinePos;
|
|
double UnderlineThickness;
|
|
};
|
|
|
|
_UI_EXTERN uiDrawTextFont *uiDrawLoadClosestFont(const uiDrawTextFontDescriptor *desc);
|
|
_UI_EXTERN void uiDrawFreeTextFont(uiDrawTextFont *font);
|
|
_UI_EXTERN uintptr_t uiDrawTextFontHandle(uiDrawTextFont *font);
|
|
_UI_EXTERN void uiDrawTextFontDescribe(uiDrawTextFont *font, uiDrawTextFontDescriptor *desc);
|
|
// TODO make copy with given attributes methods?
|
|
// TODO yuck this name
|
|
_UI_EXTERN void uiDrawTextFontGetMetrics(uiDrawTextFont *font, uiDrawTextFontMetrics *metrics);
|
|
|
|
_UI_EXTERN uiDrawTextLayout *uiDrawNewTextLayout(const char *text, uiDrawTextFont *defaultFont, double width);
|
|
_UI_EXTERN void uiDrawFreeTextLayout(uiDrawTextLayout *layout);
|
|
// TODO get width
|
|
_UI_EXTERN void uiDrawTextLayoutSetWidth(uiDrawTextLayout *layout, double width);
|
|
_UI_EXTERN void uiDrawTextLayoutExtents(uiDrawTextLayout *layout, double *width, double *height);
|
|
|
|
_UI_EXTERN void uiDrawText(uiDrawContext *c, double x, double y, uiDrawTextLayout *layout);
|
|
|
|
typedef enum uiModifiers {
|
|
uiModifierCtrl = 1 << 0,
|
|
uiModifierAlt = 1 << 1,
|
|
uiModifierShift = 1 << 2,
|
|
uiModifierSuper = 1 << 3,
|
|
} uiModifiers;
|
|
|
|
// TODO document drag captures
|
|
struct uiAreaMouseEvent {
|
|
// TODO document what these mean for scrolling areas
|
|
double X;
|
|
double Y;
|
|
|
|
// TODO see draw above
|
|
double AreaWidth;
|
|
double AreaHeight;
|
|
|
|
uintmax_t Down;
|
|
uintmax_t Up;
|
|
|
|
uintmax_t Count;
|
|
|
|
uiModifiers Modifiers;
|
|
|
|
uint64_t Held1To64;
|
|
};
|
|
|
|
typedef enum uiExtKey {
|
|
uiExtKeyEscape = 1,
|
|
uiExtKeyInsert, // equivalent to "Help" on Apple keyboards
|
|
uiExtKeyDelete,
|
|
uiExtKeyHome,
|
|
uiExtKeyEnd,
|
|
uiExtKeyPageUp,
|
|
uiExtKeyPageDown,
|
|
uiExtKeyUp,
|
|
uiExtKeyDown,
|
|
uiExtKeyLeft,
|
|
uiExtKeyRight,
|
|
uiExtKeyF1, // F1..F12 are guaranteed to be consecutive
|
|
uiExtKeyF2,
|
|
uiExtKeyF3,
|
|
uiExtKeyF4,
|
|
uiExtKeyF5,
|
|
uiExtKeyF6,
|
|
uiExtKeyF7,
|
|
uiExtKeyF8,
|
|
uiExtKeyF9,
|
|
uiExtKeyF10,
|
|
uiExtKeyF11,
|
|
uiExtKeyF12,
|
|
uiExtKeyN0, // numpad keys; independent of Num Lock state
|
|
uiExtKeyN1, // N0..N9 are guaranteed to be consecutive
|
|
uiExtKeyN2,
|
|
uiExtKeyN3,
|
|
uiExtKeyN4,
|
|
uiExtKeyN5,
|
|
uiExtKeyN6,
|
|
uiExtKeyN7,
|
|
uiExtKeyN8,
|
|
uiExtKeyN9,
|
|
uiExtKeyNDot,
|
|
uiExtKeyNEnter,
|
|
uiExtKeyNAdd,
|
|
uiExtKeyNSubtract,
|
|
uiExtKeyNMultiply,
|
|
uiExtKeyNDivide,
|
|
} uiExtKey;
|
|
|
|
struct uiAreaKeyEvent {
|
|
char Key;
|
|
uiExtKey ExtKey;
|
|
uiModifiers Modifier;
|
|
|
|
uiModifiers Modifiers;
|
|
|
|
int Up;
|
|
};
|
|
|
|
#ifdef __cplusplus
|
|
}
|
|
#endif
|
|
|
|
#endif
|