#include "WINGsP.h"
#include "WUtil.h"
#include "wconfig.h"
#include <ctype.h>
#include <string.h>
#include <X11/Xft/Xft.h>
#include <fontconfig/fontconfig.h>
/* XXX TODO */
char *WMFontPanelFontChangedNotification = "WMFontPanelFontChangedNotification";
typedef struct W_FontPanel {
WMWindow *win;
WMFrame *upperF;
WMTextField *sampleT;
WMSplitView *split;
WMFrame *lowerF;
WMLabel *famL;
WMList *famLs;
WMLabel *typL;
WMList *typLs;
WMLabel *sizL;
WMTextField *sizT;
WMList *sizLs;
WMAction2 *action;
void *data;
WMButton *revertB;
WMButton *setB;
WMPropList *fdb;
} FontPanel;
#define MIN_UPPER_HEIGHT 20
#define MIN_LOWER_HEIGHT 140
#define MAX_FONTS_TO_RETRIEVE 2000
#define BUTTON_SPACE_HEIGHT 40
#define MIN_WIDTH 250
#define MIN_HEIGHT (MIN_UPPER_HEIGHT+MIN_LOWER_HEIGHT+BUTTON_SPACE_HEIGHT)
#define DEF_UPPER_HEIGHT 60
#define DEF_LOWER_HEIGHT 310
#define DEF_WIDTH 320
#define DEF_HEIGHT (DEF_UPPER_HEIGHT+DEF_LOWER_HEIGHT)
static int scalableFontSizes[] = {
8,
10,
11,
12,
14,
16,
18,
20,
24,
36,
48,
64
};
static void setFontPanelFontName(FontPanel *panel, FcChar8 *family, FcChar8 *style, double size);
static int isXLFD(char *font, int *length_ret);
static void arrangeLowerFrame(FontPanel *panel);
static void familyClick(WMWidget *, void *);
static void typefaceClick(WMWidget *, void *);
static void sizeClick(WMWidget *, void *);
static void listFamilies(WMScreen *scr, WMFontPanel *panel);
static void
splitViewConstrainCallback(WMSplitView *sPtr, int indView, int *min, int *max)
{
if (indView == 0)
*min = MIN_UPPER_HEIGHT;
else
*min = MIN_LOWER_HEIGHT;
}
static void
notificationObserver(void *self, WMNotification *notif)
{
WMFontPanel *panel = (WMFontPanel*)self;
void *object = WMGetNotificationObject(notif);
if (WMGetNotificationName(notif) == WMViewSizeDidChangeNotification) {
if (object == WMWidgetView(panel->win)) {
int h = WMWidgetHeight(panel->win);
int w = WMWidgetWidth(panel->win);
WMResizeWidget(panel->split, w, h-BUTTON_SPACE_HEIGHT);
WMMoveWidget(panel->setB, w-80, h-(BUTTON_SPACE_HEIGHT-5));
WMMoveWidget(panel->revertB, w-240, h-(BUTTON_SPACE_HEIGHT-5));
} else if (object == WMWidgetView(panel->upperF)) {
if (WMWidgetHeight(panel->upperF) < MIN_UPPER_HEIGHT) {
WMResizeWidget(panel->upperF, WMWidgetWidth(panel->upperF),
MIN_UPPER_HEIGHT);
} else {
WMResizeWidget(panel->sampleT, WMWidgetWidth(panel->upperF)-20,
WMWidgetHeight(panel->upperF)-10);
}
} else if (object == WMWidgetView(panel->lowerF)) {
if (WMWidgetHeight(panel->lowerF) < MIN_LOWER_HEIGHT) {
WMResizeWidget(panel->upperF, WMWidgetWidth(panel->upperF),
MIN_UPPER_HEIGHT);
WMMoveWidget(panel->lowerF, 0, WMWidgetHeight(panel->upperF)
+ WMGetSplitViewDividerThickness(panel->split));
WMResizeWidget(panel->lowerF, WMWidgetWidth(panel->lowerF),
WMWidgetWidth(panel->split) - MIN_UPPER_HEIGHT
- WMGetSplitViewDividerThickness(panel->split));
} else {
arrangeLowerFrame(panel);
}
}
}
}
static void
closeWindow(WMWidget *w, void *data)
{
FontPanel *panel = (FontPanel*)data;
WMHideFontPanel(panel);
}
static void
setClickedAction(WMWidget *w, void *data)
{
FontPanel *panel = (FontPanel*)data;
if (panel->action)
(*panel->action)(panel, panel->data);
}
static void
revertClickedAction(WMWidget *w, void *data)
{
/*FontPanel *panel = (FontPanel*)data;*/
/* XXX TODO */
}
WMFontPanel*
WMGetFontPanel(WMScreen *scr)
{
FontPanel *panel;
WMColor *dark, *white;
WMFont *font;
int divThickness;
if (scr->sharedFontPanel)
return scr->sharedFontPanel;
panel = wmalloc(sizeof(FontPanel));
memset(panel, 0, sizeof(FontPanel));
panel->win = WMCreateWindow(scr, "fontPanel");
/* WMSetWidgetBackgroundColor(panel->win, WMWhiteColor(scr));*/
WMSetWindowTitle(panel->win, _("Font Panel"));
WMResizeWidget(panel->win, DEF_WIDTH, DEF_HEIGHT);
WMSetWindowMinSize(panel->win, MIN_WIDTH, MIN_HEIGHT);
WMSetViewNotifySizeChanges(WMWidgetView(panel->win), True);
WMSetWindowCloseAction(panel->win, closeWindow, panel);
panel->split = WMCreateSplitView(panel->win);
WMResizeWidget(panel->split, DEF_WIDTH, DEF_HEIGHT - BUTTON_SPACE_HEIGHT);
WMSetSplitViewConstrainProc(panel->split, splitViewConstrainCallback);
divThickness = WMGetSplitViewDividerThickness(panel->split);
panel->upperF = WMCreateFrame(panel->win);
WMSetFrameRelief(panel->upperF, WRFlat);
WMSetViewNotifySizeChanges(WMWidgetView(panel->upperF), True);
panel->lowerF = WMCreateFrame(panel->win);
/* WMSetWidgetBackgroundColor(panel->lowerF, WMBlackColor(scr));*/
WMSetFrameRelief(panel->lowerF, WRFlat);
WMSetViewNotifySizeChanges(WMWidgetView(panel->lowerF), True);
WMAddSplitViewSubview(panel->split, W_VIEW(panel->upperF));
WMAddSplitViewSubview(panel->split, W_VIEW(panel->lowerF));
WMResizeWidget(panel->upperF, DEF_WIDTH, DEF_UPPER_HEIGHT);
WMResizeWidget(panel->lowerF, DEF_WIDTH, DEF_LOWER_HEIGHT);
WMMoveWidget(panel->lowerF, 0, 60+divThickness);
white = WMWhiteColor(scr);
dark = WMDarkGrayColor(scr);
panel->sampleT = WMCreateTextField(panel->upperF);
WMResizeWidget(panel->sampleT, DEF_WIDTH - 20, 50);
WMMoveWidget(panel->sampleT, 10, 10);
WMSetTextFieldText(panel->sampleT, _("The quick brown fox jumps over the lazy dog"));
font = WMBoldSystemFontOfSize(scr, 12);
panel->famL = WMCreateLabel(panel->lowerF);
WMSetWidgetBackgroundColor(panel->famL, dark);
WMSetLabelText(panel->famL, _("Family"));
WMSetLabelFont(panel->famL, font);
WMSetLabelTextColor(panel->famL, white);
WMSetLabelRelief(panel->famL, WRSunken);
WMSetLabelTextAlignment(panel->famL, WACenter);
panel->famLs = WMCreateList(panel->lowerF);
WMSetListAction(panel->famLs, familyClick, panel);
panel->typL = WMCreateLabel(panel->lowerF);
WMSetWidgetBackgroundColor(panel->typL, dark);
WMSetLabelText(panel->typL, _("Typeface"));
WMSetLabelFont(panel->typL, font);
WMSetLabelTextColor(panel->typL, white);
WMSetLabelRelief(panel->typL, WRSunken);
WMSetLabelTextAlignment(panel->typL, WACenter);
panel->typLs = WMCreateList(panel->lowerF);
WMSetListAction(panel->typLs, typefaceClick, panel);
panel->sizL = WMCreateLabel(panel->lowerF);
WMSetWidgetBackgroundColor(panel->sizL, dark);
WMSetLabelText(panel->sizL, _("Size"));
WMSetLabelFont(panel->sizL, font);
WMSetLabelTextColor(panel->sizL, white);
WMSetLabelRelief(panel->sizL, WRSunken);
WMSetLabelTextAlignment(panel->sizL, WACenter);
panel->sizT = WMCreateTextField(panel->lowerF);
/* WMSetTextFieldAlignment(panel->sizT, WARight);*/
panel->sizLs = WMCreateList(panel->lowerF);
WMSetListAction(panel->sizLs, sizeClick, panel);
WMReleaseFont(font);
WMReleaseColor(white);
WMReleaseColor(dark);
panel->setB = WMCreateCommandButton(panel->win);
WMResizeWidget(panel->setB, 70, 24);
WMMoveWidget(panel->setB, 240, DEF_HEIGHT - (BUTTON_SPACE_HEIGHT-5));
WMSetButtonText(panel->setB, _("Set"));
WMSetButtonAction(panel->setB, setClickedAction, panel);
panel->revertB = WMCreateCommandButton(panel->win);
WMResizeWidget(panel->revertB, 70, 24);
WMMoveWidget(panel->revertB, 80, DEF_HEIGHT - (BUTTON_SPACE_HEIGHT-5));
WMSetButtonText(panel->revertB, _("Revert"));
WMSetButtonAction(panel->revertB, revertClickedAction, panel);
WMRealizeWidget(panel->win);
WMMapSubwidgets(panel->upperF);
WMMapSubwidgets(panel->lowerF);
WMMapSubwidgets(panel->split);
WMMapSubwidgets(panel->win);
WMUnmapWidget(panel->revertB);
arrangeLowerFrame(panel);
scr->sharedFontPanel = panel;
/* register notification observers */
WMAddNotificationObserver(notificationObserver, panel,
WMViewSizeDidChangeNotification,
WMWidgetView(panel->win));
WMAddNotificationObserver(notificationObserver, panel,
WMViewSizeDidChangeNotification,
WMWidgetView(panel->upperF));
WMAddNotificationObserver(notificationObserver, panel,
WMViewSizeDidChangeNotification,
WMWidgetView(panel->lowerF));
listFamilies(scr, panel);
return panel;
}
void
WMFreeFontPanel(WMFontPanel *panel)
{
if (panel == WMWidgetScreen(panel->win)->sharedFontPanel) {
WMWidgetScreen(panel->win)->sharedFontPanel = NULL;
}
WMRemoveNotificationObserver(panel);
WMUnmapWidget(panel->win);
WMDestroyWidget(panel->win);
wfree(panel);
}
void
WMShowFontPanel(WMFontPanel *panel)
{
WMMapWidget(panel->win);
}
void
WMHideFontPanel(WMFontPanel *panel)
{
WMUnmapWidget(panel->win);
}
WMFont*
WMGetFontPanelFont(WMFontPanel *panel)
{
return WMGetTextFieldFont(panel->sampleT);
}
void
WMSetFontPanelFont(WMFontPanel *panel, char *fontName)
{
int fname_len;
FcPattern *pattern;
FcChar8 *family, *style;
double size;
if (!isXLFD(fontName, &fname_len)) {
/* maybe its proper fontconfig and we can parse it */
pattern = FcNameParse(fontName);
} else {
/* maybe its proper xlfd and we can convert it to an FcPattern */
pattern = XftXlfdParse(fontName, False, False);
/*//FcPatternPrint(pattern);*/
}
if (!pattern)
return;
if (FcPatternGetString(pattern, FC_FAMILY, 0, &family)==FcResultMatch)
if (FcPatternGetString(pattern, FC_STYLE, 0, &style)==FcResultMatch)
if (FcPatternGetDouble(pattern, "pixelsize", 0, &size)==FcResultMatch)
setFontPanelFontName(panel, family, style, size);
FcPatternDestroy(pattern);
}
void
WMSetFontPanelAction(WMFontPanel *panel, WMAction2 *action, void *data)
{
panel->action = action;
panel->data = data;
}
static void
arrangeLowerFrame(FontPanel *panel)
{
int width = WMWidgetWidth(panel->lowerF) - 55 - 30;
int height = WMWidgetHeight(panel->split) - WMWidgetHeight(panel->upperF);
int fw, tw, sw;
#define LABEL_HEIGHT 20
height -= WMGetSplitViewDividerThickness(panel->split);
height -= LABEL_HEIGHT + 8;
fw = (125*width) / 235;
tw = (110*width) / 235;
sw = 55;
WMMoveWidget(panel->famL, 10, 0);
WMResizeWidget(panel->famL, fw, LABEL_HEIGHT);
WMMoveWidget(panel->famLs, 10, 23);
WMResizeWidget(panel->famLs, fw, height);
WMMoveWidget(panel->typL, 10+fw+3, 0);
WMResizeWidget(panel->typL, tw, LABEL_HEIGHT);
WMMoveWidget(panel->typLs, 10+fw+3, 23);
WMResizeWidget(panel->typLs, tw, height);
WMMoveWidget(panel->sizL, 10+fw+3+tw+3, 0);
WMResizeWidget(panel->sizL, sw+4, LABEL_HEIGHT);
WMMoveWidget(panel->sizT, 10+fw+3+tw+3, 23);
WMResizeWidget(panel->sizT, sw+4, 20);
WMMoveWidget(panel->sizLs, 10+fw+3+tw+3, 46);
WMResizeWidget(panel->sizLs, sw+4, height-23);
}
#define NUM_FIELDS 14
static int
isXLFD(char *font, int *length_ret)
{
int c = 0;
*length_ret = 0;
while (*font) {
(*length_ret)++;
if (*font++ == '-')
c++;
}
return c==NUM_FIELDS;
}
typedef struct {
char *typeface;
WMArray *sizes;
} Typeface;
typedef struct {
char *name; /* gotta love simplicity */
WMArray *typefaces;
} Family;
static int
compare_int(const void *a, const void *b)
{
int i1 = *(int*)a;
int i2 = *(int*)b;
if (i1 < i2)
return -1;
else if (i1 > i2)
return 1;
else
return 0;
}
static void
addSizeToTypeface(Typeface *face, int size)
{
if (size == 0) {
int j;
for (j = 0; j < sizeof(scalableFontSizes)/sizeof(int); j++) {
size = scalableFontSizes[j];
if (!WMCountInArray(face->sizes, (void*)size)) {
WMAddToArray(face->sizes, (void*)size);
}
}
WMSortArray(face->sizes, compare_int);
} else {
if (!WMCountInArray(face->sizes, (void*)size)) {
WMAddToArray(face->sizes, (void*)size);
WMSortArray(face->sizes, compare_int);
}
}
}
static void
addTypefaceToXftFamily(Family *fam, char *style)
{
Typeface *face;
WMArrayIterator i;
if(fam->typefaces) {
WM_ITERATE_ARRAY(fam->typefaces, face, i) {
if(strcmp(face->typeface, style) != 0)
continue; /* go to next interation */
addSizeToTypeface(face, 0);
return;
}
} else {
fam->typefaces = WMCreateArray(4);
}
face = wmalloc(sizeof(Typeface));
memset(face, 0 , sizeof(Typeface));
face->typeface = wstrdup(style);
face->sizes = WMCreateArray(4);
addSizeToTypeface(face, 0);
WMAddToArray(fam->typefaces, face);
}
/*
* families (same family name) (Hashtable of family -> array)
* registries (same family but different registries)
*
*/
static void
addFontToXftFamily(WMHashTable *families, char *name, char *style)
{
WMArrayIterator i;
WMArray *array;
Family *fam;
array = WMHashGet(families, name);
if(array) {
WM_ITERATE_ARRAY(array, fam, i) {
if(strcmp(fam->name, name) == 0 )
addTypefaceToXftFamily(fam, style);
return;
}
}
array = WMCreateArray(8);
fam = wmalloc(sizeof(Family));
memset(fam, 0, sizeof(Family));
fam->name = wstrdup(name);
addTypefaceToXftFamily(fam, style);
WMAddToArray(array, fam);
WMHashInsert(families, fam->name, array);
}
static void
listFamilies(WMScreen *scr, WMFontPanel *panel)
{
FcObjectSet *os = 0;
FcFontSet *fs;
FcPattern *pat;
WMHashTable *families;
WMHashEnumerator enumer;
WMArray *array;
int i;
pat = FcPatternCreate();
os = FcObjectSetBuild(FC_FAMILY, FC_STYLE, 0);
fs = FcFontList(0, pat, os);
if (!fs) {
WMRunAlertPanel(scr, panel->win, _("Error"),
_("Could not init font config library\n"), _("OK"), NULL, NULL);
return;
}
if (pat)
FcPatternDestroy (pat);
families = WMCreateHashTable(WMStringPointerHashCallbacks);
if(fs) {
for (i = 0; i < fs->nfont; i++) {
FcChar8 *family;
FcChar8 *style;
if (FcPatternGetString(fs->fonts[i],FC_FAMILY,0,&family)==FcResultMatch)
if (FcPatternGetString(fs->fonts[i],FC_STYLE,0,&style)==FcResultMatch)
addFontToXftFamily(families, family, style);
}
FcFontSetDestroy(fs);
}
enumer = WMEnumerateHashTable(families);
while ((array = WMNextHashEnumeratorItem(&enumer))) {
WMArrayIterator i;
Family *fam;
char buffer[256];
WMListItem *item;
WM_ITERATE_ARRAY(array, fam, i) {
strcpy(buffer, fam->name);
item = WMAddListItem(panel->famLs, buffer);
item->clientData = fam;
}
WMFreeArray(array);
}
WMSortListItems(panel->famLs);
WMFreeHashTable(families);
}
static void
getSelectedFont(FontPanel *panel, char buffer[], int bufsize)
{
WMListItem *item;
Family *family;
Typeface *face;
char *size;
item = WMGetListSelectedItem(panel->famLs);
if (!item)
return;
family = (Family*)item->clientData;
item = WMGetListSelectedItem(panel->typLs);
if (!item)
return;
face = (Typeface*)item->clientData;
size = WMGetTextFieldText(panel->sizT);
snprintf(buffer, bufsize, "%s:style=%s:pixelsize=%s",
family->name,
face->typeface,
size);
wfree(size);
}
static void
preview(FontPanel *panel)
{
char buffer[512];
WMFont *font;
getSelectedFont(panel, buffer, sizeof(buffer));
font = WMCreateFont(WMWidgetScreen(panel->win), buffer);
if (font) {
WMSetTextFieldFont(panel->sampleT, font);
WMReleaseFont(font);
}
}
static void
familyClick(WMWidget *w, void *data)
{
WMList *lPtr = (WMList*)w;
WMListItem *item;
Family *family;
Typeface *face;
FontPanel *panel = (FontPanel*)data;
WMArrayIterator i;
/* current typeface and size */
char *oface = NULL;
char *osize = NULL;
int facei = -1;
int sizei = -1;
/* must try to keep the same typeface and size for the new family */
item = WMGetListSelectedItem(panel->typLs);
if (item)
oface = wstrdup(item->text);
osize = WMGetTextFieldText(panel->sizT);
item = WMGetListSelectedItem(lPtr);
family = (Family*)item->clientData;
WMClearList(panel->typLs);
WM_ITERATE_ARRAY(family->typefaces, face, i) {
char buffer[256];
int top=0;
WMListItem *fitem;
strcpy(buffer, face->typeface);
if(strcasecmp(face->typeface, "Roman") == 0)
top = 1;
if(strcasecmp(face->typeface, "Regular") == 0)
top = 1;
if (top)
fitem = WMInsertListItem(panel->typLs, 0, buffer);
else
fitem = WMAddListItem(panel->typLs, buffer);
fitem->clientData = face;
}
if (oface) {
facei = WMFindRowOfListItemWithTitle(panel->typLs, oface);
wfree(oface);
}
if (facei < 0) {
facei = 0;
}
WMSelectListItem(panel->typLs, facei);
typefaceClick(panel->typLs, panel);
if (osize) {
sizei = WMFindRowOfListItemWithTitle(panel->sizLs, osize);
}
if (sizei >= 0) {
WMSelectListItem(panel->sizLs, sizei);
sizeClick(panel->sizLs, panel);
}
if (osize)
wfree(osize);
preview(panel);
}
static void
typefaceClick(WMWidget *w, void *data)
{
FontPanel *panel = (FontPanel*)data;
WMListItem *item;
Typeface *face;
WMArrayIterator i;
char buffer[32];
char *osize = NULL;
int sizei = -1;
void *size;
osize = WMGetTextFieldText(panel->sizT);
item = WMGetListSelectedItem(panel->typLs);
face = (Typeface*)item->clientData;
WMClearList(panel->sizLs);
WM_ITERATE_ARRAY(face->sizes, size, i) {
if ((int)size != 0) {
sprintf(buffer, "%i", (int)size);
WMAddListItem(panel->sizLs, buffer);
}
}
if (osize) {
sizei = WMFindRowOfListItemWithTitle(panel->sizLs, osize);
}
if (sizei < 0) {
sizei = WMFindRowOfListItemWithTitle(panel->sizLs, "12");
}
if (sizei < 0) {
sizei = 0;
}
WMSelectListItem(panel->sizLs, sizei);
WMSetListPosition(panel->sizLs, sizei);
sizeClick(panel->sizLs, panel);
if (osize)
wfree(osize);
preview(panel);
}
static void
sizeClick(WMWidget *w, void *data)
{
FontPanel *panel = (FontPanel*)data;
WMListItem *item;
item = WMGetListSelectedItem(panel->sizLs);
WMSetTextFieldText(panel->sizT, item->text);
WMSelectTextFieldRange(panel->sizT, wmkrange(0, strlen(item->text)));
preview(panel);
}
static void
setFontPanelFontName(FontPanel *panel, FcChar8 *family, FcChar8 *style, double size)
{
int famrow;
int stlrow;
int sz;
char asize[64];
void *vsize;
WMListItem *item;
Family *fam;
Typeface *face;
WMArrayIterator i;
famrow = WMFindRowOfListItemWithTitle(panel->famLs, family);
if (famrow < 0 ){
famrow = 0;
return;
}
WMSelectListItem(panel->famLs, famrow);
WMSetListPosition(panel->famLs, famrow);
WMClearList(panel->typLs);
item = WMGetListSelectedItem(panel->famLs);
fam = (Family*)item->clientData;
WM_ITERATE_ARRAY(fam->typefaces, face, i) {
char buffer[256];
int top=0;
WMListItem *fitem;
strcpy(buffer, face->typeface);
if(strcasecmp(face->typeface, "Roman") == 0)
top = 1;
if (top)
fitem = WMInsertListItem(panel->typLs, 0, buffer);
else
fitem = WMAddListItem(panel->typLs, buffer);
fitem->clientData = face;
}
stlrow = WMFindRowOfListItemWithTitle(panel->typLs, style);
if (stlrow < 0) {
stlrow = 0;
return;
}
WMSelectListItem(panel->typLs, stlrow);
item = WMGetListSelectedItem(panel->typLs);
face = (Typeface*)item->clientData;
WMClearList(panel->sizLs);
WM_ITERATE_ARRAY(face->sizes, vsize, i) {
char buffer[32];
if ((int)vsize != 0) {
sprintf(buffer, "%i", (int)vsize);
WMAddListItem(panel->sizLs, buffer);
}
}
snprintf(asize, sizeof(asize)-1, "%d",(int)(size+0.5));
sz = WMFindRowOfListItemWithTitle(panel->sizLs, asize);
if (sz < 0) {
sz = 4;
return;
}
WMSelectListItem(panel->sizLs, sz);
sizeClick(panel->sizLs, panel);
return;
}
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