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wmaker/WINGs/wfontpanel.c
1998-09-29 22:36:29 +00:00

655 lines
15 KiB
C

#include "WINGsP.h"
#include <strings.h>
typedef struct W_FontPanel {
WMWindow *win;
WMFrame *upperF;
WMLabel *sampleL;
WMSplitView *split;
WMFrame *lowerF;
WMLabel *famL;
WMList *famLs;
WMLabel *typL;
WMList *typLs;
WMLabel *sizL;
WMTextField *sizT;
WMList *sizLs;
WMFrame *xlfdF;
WMTextField *xlfdT;
WMFrame *encF;
WMPopUpButton *encP;
WMButton *revertB;
WMButton *previewB;
WMButton *setB;
proplist_t fdb;
} FontPanel;
#define MIN_UPPER_HEIGHT 20
#define MIN_LOWER_HEIGHT 140
#define MAX_FONTS_TO_RETRIEVE 2000
#define MIN_WIDTH 250
#define MIN_HEIGHT MIN_UPPER_HEIGHT+MIN_LOWER_HEIGHT+70
/*
static char *scalableFontSizes[] = {
"8",
"10",
"11",
"12",
"14",
"16",
"18",
"20",
"24",
"36",
"48",
"64"
};
*/
static void arrangeLowerFrame(FontPanel *panel);
static proplist_t createFontDatabase(WMScreen *scr);
static void listFamilies(proplist_t fdb, WMList *list);
static void
splitViewConstrainCallback(WMSplitView *sPtr, int divIndex, int *min, int *max)
{
*min = MIN_UPPER_HEIGHT;
*max = WMWidgetHeight(sPtr)-WMGetSplitViewDividerThickness(sPtr)-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-40);
WMMoveWidget(panel->setB, w-80, h-35);
WMMoveWidget(panel->previewB, w-160, h-35);
WMMoveWidget(panel->revertB, w-240, h-35);
} else if (object == WMWidgetView(panel->upperF)) {
WMResizeWidget(panel->sampleL, WMWidgetWidth(panel->upperF)-20,
WMWidgetHeight(panel->upperF)-10);
} else if (object == WMWidgetView(panel->lowerF)) {
if (WMWidgetHeight(panel->lowerF) < MIN_LOWER_HEIGHT) {
int h;
h = WMWidgetHeight(panel->split)-MIN_LOWER_HEIGHT
- WMGetSplitViewDividerThickness(panel->split);
WMResizeWidget(panel->upperF, WMWidgetWidth(panel->upperF), h);
WMMoveWidget(panel->lowerF, 0, WMWidgetHeight(panel->upperF)
+ WMGetSplitViewDividerThickness(panel->split));
WMResizeWidget(panel->lowerF, WMWidgetWidth(panel->lowerF),
MIN_LOWER_HEIGHT);
} else {
arrangeLowerFrame(panel);
}
}
}
}
/*
static void
familyClick(WMWidget *w, void *data)
{
WMList *lPtr = (WMList*)w;
FontPanel *panel = (FontPanel*)data;
}
*/
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");
WMResizeWidget(panel->win, 320, 370);
WMSetWindowMinSize(panel->win, MIN_WIDTH, MIN_HEIGHT);
WMSetViewNotifySizeChanges(WMWidgetView(panel->win), True);
panel->split = WMCreateSplitView(panel->win);
WMResizeWidget(panel->split, 320, 330);
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);
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, 320, 60);
WMResizeWidget(panel->lowerF, 320, 330-60-divThickness);
WMMoveWidget(panel->lowerF, 0, 60+divThickness);
white = WMWhiteColor(scr);
dark = WMDarkGrayColor(scr);
panel->sampleL = WMCreateLabel(panel->upperF);
WMResizeWidget(panel->sampleL, 300, 50);
WMMoveWidget(panel->sampleL, 10, 10);
WMSetWidgetBackgroundColor(panel->sampleL, white);
WMSetLabelRelief(panel->sampleL, WRSunken);
WMSetLabelText(panel->sampleL, "It is not yet completed!!!");
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);
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);
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);
panel->sizLs = WMCreateList(panel->lowerF);
WMReleaseFont(font);
WMReleaseColor(white);
WMReleaseColor(dark);
panel->encF = WMCreateFrame(panel->lowerF);
WMSetFrameTitle(panel->encF, "Encoding");
WMResizeWidget(panel->encF, 130, 50);
panel->encP = WMCreatePopUpButton(panel->encF);
WMMoveWidget(panel->encP, 10, 20);
WMResizeWidget(panel->encP, 112, 20);
WMMapSubwidgets(panel->encF);
panel->xlfdF = WMCreateFrame(panel->lowerF);
WMSetFrameTitle(panel->xlfdF, "Xtra Long Font Description");
panel->xlfdT = WMCreateTextField(panel->xlfdF);
WMMoveWidget(panel->xlfdT, 10, 20);
WMMapSubwidgets(panel->xlfdF);
arrangeLowerFrame(panel);
panel->setB = WMCreateCommandButton(panel->win);
WMResizeWidget(panel->setB, 70, 24);
WMMoveWidget(panel->setB, 240, 335);
WMSetButtonText(panel->setB, "Set");
panel->previewB = WMCreateCommandButton(panel->win);
WMResizeWidget(panel->previewB, 70, 24);
WMMoveWidget(panel->previewB, 160, 335);
WMSetButtonText(panel->previewB, "Preview");
panel->revertB = WMCreateCommandButton(panel->win);
WMResizeWidget(panel->revertB, 70, 24);
WMMoveWidget(panel->revertB, 80, 335);
WMSetButtonText(panel->revertB, "Revert");
WMRealizeWidget(panel->win);
WMMapSubwidgets(panel->upperF);
WMMapSubwidgets(panel->lowerF);
WMMapSubwidgets(panel->split);
WMMapSubwidgets(panel->win);
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));
panel->fdb = createFontDatabase(scr);
listFamilies(panel->fdb, panel->famLs);
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);
free(panel);
}
void
WMShowFontPanel(WMFontPanel *panel)
{
WMMapWidget(panel->win);
}
void
WMHideFontPanel(WMFontPanel *panel)
{
WMUnmapWidget(panel->win);
}
void
WMSetFontPanelFont(WMFontPanel *panel, WMFont *font)
{
}
WMFont*
WMGetFontPanelFont(WMFontPanel *panel)
{
return NULL;
}
char*
WMGetFontPanelFontName(WMFontPanel *panel)
{
return NULL;
}
static void
arrangeLowerFrame(FontPanel *panel)
{
int width = WMWidgetWidth(panel->lowerF) - 55 - 30;
int height = WMWidgetHeight(panel->lowerF);
int oheight = 330-60-WMGetSplitViewDividerThickness(panel->split);
int fw, tw, sw;
int h;
height -= 20 + 3 + 10 + 50;
oheight -= 20 + 3 + 10 + 50;
fw = (125*width) / 235;
tw = (110*width) / 235;
sw = 55;
h = (174*height) / oheight;
WMMoveWidget(panel->famL, 10, 0);
WMResizeWidget(panel->famL, fw, 20);
WMMoveWidget(panel->famLs, 10, 23);
WMResizeWidget(panel->famLs, fw, h);
WMMoveWidget(panel->typL, 10+fw+3, 0);
WMResizeWidget(panel->typL, tw, 20);
WMMoveWidget(panel->typLs, 10+fw+3, 23);
WMResizeWidget(panel->typLs, tw, h);
WMMoveWidget(panel->sizL, 10+fw+3+tw+3, 0);
WMResizeWidget(panel->sizL, sw+4, 20);
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, h-22);
WMMoveWidget(panel->encF, 10, WMWidgetHeight(panel->lowerF)-55);
WMMoveWidget(panel->xlfdF, 145, WMWidgetHeight(panel->lowerF)-55);
WMResizeWidget(panel->xlfdF, WMWidgetWidth(panel->lowerF)-155, 50);
WMResizeWidget(panel->xlfdT, WMWidgetWidth(panel->lowerF)-155-20, 20);
}
#define ALL_FONTS_MASK "-*-*-*-*-*-*-*-*-*-*-*-*-*-*"
#define FOUNDRY 0
#define FAMILY 1
#define WEIGHT 2
#define SLANT 3
#define SETWIDTH 4
#define ADD_STYLE 5
#define PIXEL_SIZE 6
#define POINT_SIZE 7
#define RES_X 8
#define RES_Y 9
#define SPACING 10
#define AV_WIDTH 11
#define REGISTRY 12
#define ENCODING 13
#define NUM_FIELDS 14
static Bool
parseFont(char *font, char **values)
{
char *ptr;
int part;
char buffer[256], *bptr;
part = FOUNDRY;
ptr = font;
ptr++; /* skip first - */
bptr = buffer;
while (*ptr) {
if (*ptr == '-') {
*bptr = 0;
values[part]=wstrdup(buffer);
bptr = buffer;
part++;
} else {
*bptr++ = *ptr;
}
ptr++;
}
*bptr = 0;
values[part]=wstrdup(buffer);
return True;
}
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;
}
static proplist_t foundryKey = NULL;
static proplist_t typeKey = NULL;
static proplist_t sizeKey, encKey, xlfdKey;
static void
addSizeToEnc(proplist_t enc, char **fields)
{
proplist_t sizel;
sizel = PLGetDictionaryEntry(enc, sizeKey);
if (!sizel) {
sizel = PLMakeArrayFromElements(PLMakeString(fields[PIXEL_SIZE]),NULL);
PLInsertDictionaryEntry(enc, sizeKey, sizel);
} else {
PLAppendArrayElement(sizel, PLMakeString(fields[PIXEL_SIZE]));
}
}
static proplist_t
addTypefaceToFont(proplist_t font, char **fields)
{
proplist_t face, encod, facedic, encodic;
char buffer[256];
strcpy(buffer, fields[WEIGHT]);
if (strcasecmp(fields[SLANT], "R")==0)
strcat(buffer, " Roman ");
else if (strcasecmp(fields[SLANT], "I")==0)
strcat(buffer, " Italic ");
else if (strcasecmp(fields[SLANT], "O")==0)
strcat(buffer, " Oblique ");
else if (strcasecmp(fields[SLANT], "RI")==0)
strcat(buffer, " Reverse Italic ");
else if (strcasecmp(fields[SLANT], "RO")==0)
strcat(buffer, " Reverse Oblique ");
else if (strcasecmp(fields[SLANT], "OT")==0)
strcat(buffer, " ? ");
/* else
* polymorphic fonts
*/
strcat(buffer, fields[SETWIDTH]);
strcat(buffer, " ");
strcat(buffer, fields[ADD_STYLE]);
face = PLMakeString(buffer);
facedic = PLGetDictionaryEntry(font, face);
if (!facedic) {
facedic = PLMakeDictionaryFromEntries(NULL, NULL, NULL);
PLInsertDictionaryEntry(font, face, facedic);
PLRelease(facedic);
}
PLRelease(face);
strcpy(buffer, fields[REGISTRY]);
strcat(buffer, "-");
strcat(buffer, fields[ENCODING]);
encod = PLMakeString(buffer);
encodic = PLGetDictionaryEntry(facedic, encod);
if (!encodic) {
proplist_t tmp;
sprintf(buffer, "-%s-%s-%s-%s-%s-%s-%%d-0-%s-%s-%s-%s-%s-%s",
fields[FOUNDRY], fields[FAMILY], fields[WEIGHT],
fields[SLANT], fields[SETWIDTH], fields[ADD_STYLE],
fields[RES_X], fields[RES_Y], fields[SPACING],
fields[AV_WIDTH], fields[REGISTRY], fields[ENCODING]);
tmp = PLMakeString(buffer);
encodic = PLMakeDictionaryFromEntries(xlfdKey, tmp, NULL);
PLRelease(tmp);
PLInsertDictionaryEntry(facedic, encod, encodic);
PLRelease(encodic);
}
addSizeToEnc(encodic, fields);
return font;
}
static proplist_t
makeFontEntry(char **fields)
{
proplist_t font;
proplist_t value;
proplist_t tmp;
value = PLMakeString(fields[FOUNDRY]);
tmp = PLMakeDictionaryFromEntries(NULL, NULL, NULL);
font = PLMakeDictionaryFromEntries(foundryKey, value,
typeKey, tmp,
NULL);
PLRelease(value);
PLRelease(tmp);
addTypefaceToFont(font, fields);
return font;
}
static proplist_t
createFontDatabase(WMScreen *scr)
{
char **fontList;
int count;
char *fields[NUM_FIELDS];
int font_name_length;
char buffer[256];
int i;
proplist_t fdb;
proplist_t font;
proplist_t family;
proplist_t foundry;
proplist_t tmp;
if (!foundryKey) {
foundryKey = PLMakeString("Foundry");
typeKey = PLMakeString("Typeface");
encKey = PLMakeString("Encoding");
sizeKey = PLMakeString("Sizes");
xlfdKey = PLMakeString("XLFD");
}
/* retrieve a complete listing of the available fonts */
fontList = XListFonts(scr->display, ALL_FONTS_MASK, MAX_FONTS_TO_RETRIEVE,
&count);
if (!fontList) {
wwarning("could not retrieve font list");
return NULL;
}
fdb = PLMakeDictionaryFromEntries(NULL, NULL, NULL);
for (i=0; i<count; i++) {
if (!isXLFD(fontList[i], &font_name_length)) {
continue;
}
/* the XLFD specs limit the size of a font description in 255 chars */
assert(font_name_length < 256);
if (parseFont(fontList[i], fields)) {
family = PLMakeString(fields[FAMILY]);
font = PLGetDictionaryEntry(fdb, family);
if (font) {
foundry = PLGetDictionaryEntry(font, foundryKey);
if (strcmp(PLGetString(foundry), fields[FOUNDRY])==0) {
/* already a font with the same family */
addTypefaceToFont(font, fields);
} else {
/* same font family by different foundries */
sprintf(buffer, "%s (%s)", fields[FAMILY],
fields[FOUNDRY]);
PLRelease(family);
family = PLMakeString(buffer);
font = PLGetDictionaryEntry(fdb, family);
if (font) {
/* already a font with the same family */
addTypefaceToFont(font, fields);
} else {
tmp = makeFontEntry(fields);
PLInsertDictionaryEntry(fdb, family, tmp);
PLRelease(tmp);
}
}
} else {
tmp = makeFontEntry(fields);
PLInsertDictionaryEntry(fdb, family, tmp);
PLRelease(tmp);
}
PLRelease(family);
}
}
XFreeFontNames(fontList);
return fdb;
}
static void
listFamilies(proplist_t fdb, WMList *list)
{
proplist_t arr;
proplist_t fam;
int i;
arr = PLGetAllDictionaryKeys(fdb);
for (i = 0; i<PLGetNumberOfElements(arr); i++) {
fam = PLGetArrayElement(arr, i);
WMAddSortedListItem(list, PLGetString(fam));
}
}