simono41/TerminalImageViewer
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rename some functions

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change emit to print; emit will be used for things that generate strings/streams
use camelCase, closer to google style
specify that color is terminal color
This commit is contained in:
Aaron Liu 2024-02-01 18:04:23 -05:00
parent c001eca18d
commit 9969dd1cff
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GPG key ID: 2D4DA57B12065A35
1 changed files with 12 additions and 12 deletions
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24
src/tiv.cpp
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@ -422,7 +422,7 @@ int best_index(int value, const int STEPS[], int count) {
return result;
}
void emit_color(int r, int g, int b, const int8_t &flags) {
void printTermColor(int r, int g, int b, const int8_t &flags) {
r = clamp_byte(r);
g = clamp_byte(g);
b = clamp_byte(b);
@ -463,7 +463,7 @@ void emit_color(int r, int g, int b, const int8_t &flags) {
std::cout << (bg ? "\x1B[48;5;" : "\u001B[38;5;") << color_index << "m";
}
void emitCodepoint(int codepoint) {
void printCodepoint(int codepoint) {
if (codepoint < 128) {
std::cout << static_cast<char>(codepoint);
} else if (codepoint < 0x7ff) {
@ -483,7 +483,7 @@ void emitCodepoint(int codepoint) {
}
}
void emit_image(const cimg_library::CImg<unsigned char> &image,
void printImage(const cimg_library::CImg<unsigned char> &image,
const int8_t &flags) {
CharData lastCharData;
for (int y = 0; y <= image.height() - 8; y += 8) {
@ -493,12 +493,12 @@ void emit_image(const cimg_library::CImg<unsigned char> &image,
? createCharData(image, x, y, 0x2584, 0x0000ffff)
: findCharData(image, x, y, flags);
if (x == 0 || charData.bgColor != lastCharData.bgColor)
emit_color(charData.bgColor[0], charData.bgColor[1],
printTermColor(charData.bgColor[0], charData.bgColor[1],
charData.bgColor[2], flags | FLAG_BG);
if (x == 0 || charData.fgColor != lastCharData.fgColor)
emit_color(charData.fgColor[0], charData.fgColor[1],
printTermColor(charData.fgColor[0], charData.fgColor[1],
charData.fgColor[2], flags | FLAG_FG);
emitCodepoint(charData.codePoint);
printCodepoint(charData.codePoint);
lastCharData = charData;
}
std::cout << "\x1b[0m\n"; // clear formatting until next batch
@ -546,7 +546,7 @@ cimg_library::CImg<unsigned char> load_rgb_CImg(const char *const &filename) {
}
// Implements --help
void emit_usage() {
void printUsage() {
std::cerr << R"(
Terminal Image Viewer v1.3
usage: tiv [options] <image> [<image>...]
@ -612,7 +612,7 @@ int main(int argc, char *argv[]) {
int ret = EX_OK; // The return code for the program
if (argc <= 1) {
emit_usage();
printUsage();
return 0;
}
@ -642,11 +642,11 @@ int main(int argc, char *argv[]) {
if (i < argc - 1)
maxHeight = 8 * std::stoi(argv[++i]);
else
emit_usage();
printUsage();
} else if (arg == "--256" || arg == "-2" || arg == "-256") {
flags |= FLAG_MODE_256;
} else if (arg == "--help" || arg == "-help") {
emit_usage();
printUsage();
} else if (arg == "-x") {
flags |= FLAG_TELETEXT;
} else if (arg[0] == '-') {
@ -685,7 +685,7 @@ int main(int argc, char *argv[]) {
5);
}
// the actual magick which generates the output
emit_image(image, flags);
printImage(image, flags);
std::cout.flush(); // replaces last endl to
// make sure we get output on screen
} catch (cimg_library::CImgIOException &e) {
@ -727,7 +727,7 @@ int main(int argc, char *argv[]) {
// Probably no image; ignore.
}
}
if (count) emit_image(image, flags);
if (count) printImage(image, flags);
std::cout << sb << '\n' << std::endl;
}
}