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Style formatting. No code changes.

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This commit is contained in:
wrenczes@gmail.com
2011-04-24 08:52:12 +00:00
parent 832904dce1
commit 9fdb3fbe3a
1 changed files with 149 additions and 137 deletions
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286
JGE/src/JLBFont.cpp
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@@ -22,184 +22,196 @@ JRenderer* JLBFont::mRenderer = NULL;
JLBFont::JLBFont(const char *fontname, int lineheight, bool useVideoRAM) JLBFont::JLBFont(const char *fontname, int lineheight, bool useVideoRAM)
{ {
mRenderer = JRenderer::GetInstance(); mRenderer = JRenderer::GetInstance();
mHeight = 0; mHeight = 0;
mScale = 1.0f; mScale = 1.0f;
mRotation = mSpacing = 0.0f; mRotation = mSpacing = 0.0f;
mTracking = 0.0f; mTracking = 0.0f;
mColor = ARGB(255,255,255,255); mColor = ARGB(255,255,255,255);
mTexture = NULL; mTexture = NULL;
mQuad = NULL; mQuad = NULL;
mBase = 0; mBase = 0;
char filename[256]; char filename[256];
short buffer[1024]; short buffer[1024];
sprintf(filename, "%s.dat", fontname); sprintf(filename, "%s.dat", fontname);
//FILE *file; //FILE *file;
JFileSystem *fileSys = JFileSystem::GetInstance(); JFileSystem *fileSys = JFileSystem::GetInstance();
if (!fileSys->OpenFile(filename)) return; if (!fileSys->OpenFile(filename)) return;
fileSys->ReadFile((u8 *)buffer, 2048); fileSys->ReadFile((u8 *)buffer, 2048);
fileSys->CloseFile(); fileSys->CloseFile();
sprintf(filename, "%s.png", fontname); sprintf(filename, "%s.png", fontname);
mTexture = mRenderer->LoadTexture(filename, useVideoRAM); mTexture = mRenderer->LoadTexture(filename, useVideoRAM);
if (mTexture == NULL) return; if (mTexture == NULL) return;
mHeight = (float) lineheight; mHeight = (float) lineheight;
mQuad = new JQuad(mTexture, 0.0f, 0.0f, 16.0f, mHeight); mQuad = new JQuad(mTexture, 0.0f, 0.0f, 16.0f, mHeight);
float a, b, c; float a, b, c;
float y = 0.0f; float y = 0.0f;
float x; float x;
// there are 16x16 characters in the texture map. // there are 16x16 characters in the texture map.
float cellHeight = mTexture->mHeight/16.0f; float cellHeight = mTexture->mHeight/16.0f;
int n = 0; int n = 0;
for (int i=0;i<16;i++) for (int i=0;i<16;i++)
{ {
for (int j=0;j<16;j++) for (int j=0;j<16;j++)
{ {
x = (float)buffer[n*4]; // x offset x = (float)buffer[n*4]; // x offset
a = (float)buffer[n*4+1]; // character width a = (float)buffer[n*4+1]; // character width
b = (float)buffer[n*4+2]; b = (float)buffer[n*4+2];
c = (float)buffer[n*4+3]; c = (float)buffer[n*4+3];
mXPos[n] = x; mXPos[n] = x;
mYPos[n] = y; mYPos[n] = y;
mCharWidth[n] = a+b+c; mCharWidth[n] = a+b+c;
n++; n++;
} }
y += cellHeight; y += cellHeight;
} }
} }
JLBFont::~JLBFont() JLBFont::~JLBFont()
{ {
if (mQuad) if (mQuad)
delete mQuad; delete mQuad;
if (mTexture) if (mTexture)
delete mTexture; delete mTexture;
// JGERelease(); // JGERelease();
} }
void JLBFont::DrawString(std::string s, float x, float y, int align, float leftOffset, float displayWidth) void JLBFont::DrawString(std::string s, float x, float y, int align, float leftOffset, float displayWidth)
{ {
return DrawString(s.c_str(), x, y, align, leftOffset, displayWidth); return DrawString(s.c_str(), x, y, align, leftOffset, displayWidth);
} }
void JLBFont::DrawString(const char *string, float x, float y, int align, float leftOffset, float displayWidth) void JLBFont::DrawString(const char *string, float x, float y, int align, float leftOffset, float displayWidth)
{ {
char *p = (char*)string; char *p = (char*)string;
float dx0 = x, dy = y; float dx0 = x, dy = y;
if (mQuad == NULL) return; if (mQuad == NULL) return;
float width = GetStringWidth(string); float width = GetStringWidth(string);
if (align == JGETEXT_RIGHT) { if (align == JGETEXT_RIGHT)
if (displayWidth) { {
dx0 -= displayWidth; if (displayWidth)
leftOffset += width - displayWidth; {
} dx0 -= displayWidth;
else leftOffset += width - displayWidth;
dx0 -= width; }
} else
else if (align == JGETEXT_CENTER) { dx0 -= width;
if (displayWidth) { }
dx0 -= displayWidth/2; else if (align == JGETEXT_CENTER)
leftOffset += width/2 - displayWidth/2; {
} if (displayWidth)
else {
dx0 -= width/2; dx0 -= displayWidth/2;
} leftOffset += width/2 - displayWidth/2;
}
float dx = floorf(dx0); else
dy = floorf(dy); dx0 -= width/2;
float x0 = dx;
int index;
while (*p)
{
if (*p == '\n') {
p++;
dy += (mHeight * 1.1 * mScale);
dy = floorf(dy);
dx = dx0;
continue;
} }
//Skip characters with no encoding. float dx = floorf(dx0);
if((*p - 32) < 0 || (*p - 32) > 127){ dy = floorf(dy);
p++; float x0 = dx;
continue; int index;
} while (*p)
{
if (*p == '\n')
{
p++;
dy += (mHeight * 1.1 * mScale);
dy = floorf(dy);
dx = dx0;
continue;
}
index = (*p - 32)+mBase; //Skip characters with no encoding.
if((*p - 32) < 0 || (*p - 32) > 127)
float charWidth = mCharWidth[index]; {
float delta = (charWidth + mTracking) * mScale; p++;
float xPos = mXPos[index]; continue;
if (leftOffset){ }
if (leftOffset < 0){
dx-=leftOffset; index = (*p - 32)+mBase;
leftOffset = 0;
//continue; float charWidth = mCharWidth[index];
}else if (leftOffset - delta > 0){ float delta = (charWidth + mTracking) * mScale;
leftOffset -= delta; float xPos = mXPos[index];
if (leftOffset)
{
if (leftOffset < 0)
{
dx-=leftOffset;
leftOffset = 0;
//continue;
}
else if (leftOffset - delta > 0)
{
leftOffset -= delta;
p++;
continue;
}
else
{
xPos = mXPos[index] + (leftOffset);
delta -= leftOffset;
leftOffset = 0;
charWidth = (delta/mScale) - mTracking;
}
}
if (displayWidth)
{
// This condiction must be tested indepently in the case leftOffset and displayWidth need a fix at the same time.
if (dx > x0+displayWidth) return;
if (dx+delta > x0+displayWidth)
{
delta = x0 + displayWidth - dx;
charWidth = (delta/mScale) - mTracking;
}
}
mQuad->SetTextureRect(xPos, mYPos[index], charWidth , mHeight);
mRenderer->RenderQuad(mQuad, dx, dy, mRotation, mScale, mScale);
dx += delta;
p++; p++;
continue;
}else{
xPos = mXPos[index] + (leftOffset);
delta -= leftOffset;
leftOffset = 0;
charWidth = (delta/mScale) - mTracking;
}
} }
if (displayWidth){
// This condiction must be tested indepently in the case leftOffset and displayWidth need a fix at the same time.
if (dx > x0+displayWidth) return;
if (dx+delta > x0+displayWidth) {
delta = x0 + displayWidth - dx;
charWidth = (delta/mScale) - mTracking;
}
}
mQuad->SetTextureRect(xPos, mYPos[index], charWidth , mHeight);
mRenderer->RenderQuad(mQuad, dx, dy, mRotation, mScale, mScale);
dx += delta;
p++;
}
} }
void JLBFont::printf(float x, float y, const char *format, ...) void JLBFont::printf(float x, float y, const char *format, ...)
{ {
char buffer[PRINTF_BUFFER_SIZE]; char buffer[PRINTF_BUFFER_SIZE];
va_list list; va_list list;
va_start(list, format); va_start(list, format);
vsprintf(buffer, format, list); vsprintf(buffer, format, list);
va_end(list); va_end(list);
DrawString(buffer, x, y); DrawString(buffer, x, y);
} }
@@ -213,20 +225,20 @@ void JLBFont::SetColor(PIXEL_TYPE color)
float JLBFont::GetStringWidth(const char *string) const float JLBFont::GetStringWidth(const char *string) const
{ {
float len = 0.0f; float len = 0.0f;
const char *p = string; const char *p = string;
char ch; char ch;
while (*p) while (*p)
{ {
ch = *p - 32; ch = *p - 32;
p++; p++;
if (ch < 0) continue; if (ch < 0) continue;
len += mCharWidth[ch+mBase] + mTracking; len += mCharWidth[ch+mBase] + mTracking;
} }
len -= mTracking; len -= mTracking;
return len*mScale; return len*mScale;
} }
void JLBFont::SetScale(float scale) { mScale = scale; } void JLBFont::SetScale(float scale) { mScale = scale; }
@@ -240,5 +252,5 @@ float JLBFont::GetHeight() const { return mHeight; }
void JLBFont::SetBase(int base) void JLBFont::SetBase(int base)
{ {
mBase = (base==0)?0:128; mBase = (base==0)?0:128;
} }