qi-hardware/gmenu2x
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Use the font's suggested line height instead of its ascent and descent.

Browse Source 
In well-described fonts, this enables multi-line text (e.g. in manuals) to be
more readable.

The term "height" is also replaced with "line spacing" in Font's code.
This commit is contained in:
Nebuleon Fumika 2014-06-18 20:07:09 +00:00 committed by Maarten ter Huurne
parent 349e758b3b
commit 099bd24556
14 changed files with 27 additions and 27 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

2
src/browsedialog.cpp
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@ -59,7 +59,7 @@ bool BrowseDialog::exec()
fl->browse();
const int topBarHeight = gmenu2x->skinConfInt["topBarHeight"];
rowHeight = gmenu2x->font->getHeight() + 1; // gp2x=15+1 / pandora=19+1
rowHeight = gmenu2x->font->getLineSpacing() + 1; // gp2x=15+1 / pandora=19+1
rowHeight = constrain(rowHeight, 20, 40);
numRows = (gmenu2x->resY - topBarHeight - 20) / rowHeight;
clipRect = (SDL_Rect) {

6
src/contextmenu.cpp
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@ -81,7 +81,7 @@ ContextMenu::ContextMenu(GMenu2X &gmenu2x, Menu &menu)
w = std::max(w, font->getTextWidth(option->text));
}
w += 23;
const int h = (font->getHeight() + 2) * options.size() + 8;
const int h = (font->getLineSpacing() + 2) * options.size() + 8;
box = {
static_cast<Sint16>((gmenu2x.resX - w) / 2),
static_cast<Sint16>((gmenu2x.resY - h) / 2),
@ -116,7 +116,7 @@ void ContextMenu::paint(Surface &s)
gmenu2x.skinConfColors[COLOR_MESSAGE_BOX_BORDER]);
// Draw selection background.
const int h = font->getHeight();
const int h = font->getLineSpacing();
SDL_Rect selbox = {
static_cast<Sint16>(box.x + 4),
static_cast<Sint16>(box.y + 4 + (h + 2) * selected),
@ -158,7 +158,7 @@ bool ContextMenu::handleButtonPress(InputManager::Button button) {
bool ContextMenu::handleTouchscreen(Touchscreen &ts) {
if (ts.inRect(box)) {
int i = std::max(0, std::min(static_cast<int>(options.size()) - 1,
(ts.getY() - (box.y + 4)) / (gmenu2x.font->getHeight() + 2)));
(ts.getY() - (box.y + 4)) / (gmenu2x.font->getLineSpacing() + 2)));
if (ts.released()) {
options[i]->action();
dismiss();

10
src/font.cpp
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@ -22,7 +22,7 @@ Font *Font::defaultFont()
Font::Font(const std::string &path, unsigned int size)
{
font = nullptr;
fontheight = 1;
lineSpacing = 1;
/* Note: TTF_Init and TTF_Quit perform reference counting, so call them
* both unconditionally for each font. */
@ -38,7 +38,7 @@ Font::Font(const std::string &path, unsigned int size)
return;
}
fontheight = TTF_FontHeight(font);
lineSpacing = TTF_FontLineSkip(font);
}
Font::~Font()
@ -76,7 +76,7 @@ void Font::write(Surface *surface, const string &text,
for (vector<string>::const_iterator it = v.begin(); it != v.end(); it++) {
writeLine(surface, it->c_str(), x, y, halign, valign);
y += fontheight;
y += lineSpacing;
}
}
@ -102,10 +102,10 @@ void Font::writeLine(Surface *surface, const char *text,
case VAlignTop:
break;
case VAlignMiddle:
y -= fontheight / 2;
y -= lineSpacing / 2;
break;
case VAlignBottom:
y -= fontheight;
y -= lineSpacing;
break;
}

6
src/font.h
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@ -29,9 +29,9 @@ public:
return getTextWidth(text.c_str());
}
int getHeight()
int getLineSpacing()
{
return fontheight;
return lineSpacing;
}
void write(Surface *surface,
@ -45,7 +45,7 @@ private:
int x, int y, HAlign halign, VAlign valign);
TTF_Font *font;
unsigned int fontheight;
int lineSpacing;
};
#endif /* FONT_H */

2
src/iconbutton.cpp
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@ -47,7 +47,7 @@ void IconButton::recalcRects() {
static_cast<Sint16>(iconRect.x + iconRect.w + margin),
static_cast<Sint16>(rect.y + h / 2),
static_cast<Uint16>(gmenu2x->font->getTextWidth(label)),
static_cast<Uint16>(gmenu2x->font->getHeight())
static_cast<Uint16>(gmenu2x->font->getLineSpacing())
};
w += margin + labelRect.w;
}

2
src/inputdialog.cpp
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@ -145,7 +145,7 @@ void InputDialog::setKeyboard(int kb) {
bool InputDialog::exec() {
SDL_Rect box = {
0, 60, 0, static_cast<Uint16>(gmenu2x->font->getHeight() + 4)
0, 60, 0, static_cast<Uint16>(gmenu2x->font->getLineSpacing() + 4)
};
Uint32 caretTick = 0, curTick;

2
src/link.cpp
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@ -158,7 +158,7 @@ void Link::setPosition(int x, int y) {
void Link::recalcCoordinates() {
iconX = rect.x+(rect.w-32)/2;
padding = (gmenu2x->skinConfInt["linkHeight"] - 32 - gmenu2x->font->getHeight()) / 3;
padding = (gmenu2x->skinConfInt["linkHeight"] - 32 - gmenu2x->font->getLineSpacing()) / 3;
}
void Link::run() {

2
src/menu.cpp
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@ -205,7 +205,7 @@ void Menu::paint(Surface &s) {
// Paint section headers.
s.box(width / 2 - linkWidth / 2, 0, linkWidth, topBarHeight, selectionBgColor);
const uint sectionLinkPadding = (topBarHeight - 32 - font.getHeight()) / 3;
const uint sectionLinkPadding = (topBarHeight - 32 - font.getLineSpacing()) / 3;
const uint numSections = sections.size();
for (int i = leftSection; i <= rightSection; i++) {
uint j = (centerSection + numSections + i) % numSections;

10
src/messagebox.cpp
View File

@ -36,7 +36,7 @@ MessageBox::MessageBox(GMenu2X *gmenu2x, const string &text, const string &icon)
for (uint i = 0; i < BUTTON_TYPE_SIZE; i++) {
buttons[i] = "";
buttonLabels[i] = "";
buttonPositions[i].h = gmenu2x->font->getHeight();
buttonPositions[i].h = gmenu2x->font->getLineSpacing();
}
//Default enabled button
@ -65,7 +65,7 @@ int MessageBox::exec() {
bg.box(0, 0, gmenu2x->resX, gmenu2x->resY, 0,0,0,200);
SDL_Rect box;
box.h = gmenu2x->font->getHeight()*3 +4;
box.h = gmenu2x->font->getLineSpacing()*3 +4;
box.w = gmenu2x->font->getTextWidth(text) + 24 + (gmenu2x->sc[icon] != NULL ? 37 : 0);
box.x = gmenu2x->halfX - box.w/2 -2;
box.y = gmenu2x->halfY - box.h/2 -2;
@ -73,12 +73,12 @@ int MessageBox::exec() {
//outer box
bg.box(box, gmenu2x->skinConfColors[COLOR_MESSAGE_BOX_BG]);
//draw inner rectangle
bg.rectangle(box.x+2, box.y+2, box.w-4, box.h-gmenu2x->font->getHeight(),
bg.rectangle(box.x+2, box.y+2, box.w-4, box.h-gmenu2x->font->getLineSpacing(),
gmenu2x->skinConfColors[COLOR_MESSAGE_BOX_BORDER]);
//icon+text
if (gmenu2x->sc[icon] != NULL)
gmenu2x->sc[icon]->blitCenter( &bg, box.x+25, box.y+gmenu2x->font->getHeight()+3 );
bg.write( gmenu2x->font, text, box.x+(gmenu2x->sc[icon] != NULL ? 47 : 10), box.y+gmenu2x->font->getHeight()+3, Font::HAlignLeft, Font::VAlignMiddle );
gmenu2x->sc[icon]->blitCenter( &bg, box.x+25, box.y+gmenu2x->font->getLineSpacing()+3 );
bg.write( gmenu2x->font, text, box.x+(gmenu2x->sc[icon] != NULL ? 47 : 10), box.y+gmenu2x->font->getLineSpacing()+3, Font::HAlignLeft, Font::VAlignMiddle );
int btnX = gmenu2x->halfX+box.w/2-6;
for (uint i = 0; i < BUTTON_TYPE_SIZE; i++) {

2
src/selector.cpp
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@ -79,7 +79,7 @@ int Selector::exec(int startSelection) {
unsigned int top, height;
tie(top, height) = gmenu2x->getContentArea();
int fontheight = gmenu2x->font->getHeight();
int fontheight = gmenu2x->font->getLineSpacing();
if (link->getSelectorBrowser())
fontheight = constrain(fontheight, 20, 40);
unsigned int nb_elements = height / fontheight;

2
src/settingsdialog.cpp
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@ -70,7 +70,7 @@ bool SettingsDialog::exec() {
static_cast<Uint16>(gmenu2x->resX - 12),
static_cast<Uint16>(clipRect.h)
};
uint rowHeight = gmenu2x->font->getHeight() + 1; // gp2x=15+1 / pandora=19+1
uint rowHeight = gmenu2x->font->getLineSpacing() + 1; // gp2x=15+1 / pandora=19+1
uint numRows = (gmenu2x->resY - topBarHeight - 20) / rowHeight;
while (!close) {

4
src/textdialog.cpp
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@ -80,7 +80,7 @@ void TextDialog::preProcess() {
void TextDialog::drawText(vector<string> *text, unsigned int y,
unsigned int firstRow, unsigned int rowsPerPage)
{
const int fontHeight = gmenu2x->font->getHeight();
const int fontHeight = gmenu2x->font->getLineSpacing();
for (unsigned i = firstRow; i < firstRow + rowsPerPage && i < text->size(); i++) {
const string &line = text->at(i);
@ -117,7 +117,7 @@ void TextDialog::exec() {
bg.convertToDisplayFormat();
const int fontHeight = gmenu2x->font->getHeight();
const int fontHeight = gmenu2x->font->getLineSpacing();
unsigned int contentY, contentHeight;
tie(contentY, contentHeight) = gmenu2x->getContentArea();
const unsigned rowsPerPage = contentHeight / fontHeight;

2
src/textmanualdialog.cpp
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@ -89,7 +89,7 @@ void TextManualDialog::exec() {
bg.convertToDisplayFormat();
uint firstRow = 0, rowsPerPage = 180/gmenu2x->font->getHeight();
uint firstRow = 0, rowsPerPage = 180/gmenu2x->font->getLineSpacing();
stringstream ss;
ss << pages.size();
string spagecount;

2
src/wallpaperdialog.cpp
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@ -84,7 +84,7 @@ bool WallpaperDialog::exec()
unsigned int top, height;
tie(top, height) = gmenu2x->getContentArea();
int fontheight = gmenu2x->font->getHeight();
int fontheight = gmenu2x->font->getLineSpacing();
unsigned int nb_elements = height / fontheight;
while (!close) {