Initial commit

ui/helper.c

@@ -0,0 +1,133 @@
+/* Copyright 2023 Dual Tachyon
+ * https://github.com/DualTachyon
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *     Unless required by applicable law or agreed to in writing, software
+ *     distributed under the License is distributed on an "AS IS" BASIS,
+ *     WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *     See the License for the specific language governing permissions and
+ *     limitations under the License.
+ */
+
+#include <string.h>
+#include "driver/st7565.h"
+#include "external/printf/printf.h"
+#include "font.h"
+#include "ui/helper.h"
+#include "ui/inputbox.h"
+
+void UI_GenerateChannelString(char *pString, uint8_t Channel)
+{
+	uint8_t i;
+
+	if (gInputBoxIndex == 0) {
+		sprintf(pString, "CH-%02d", Channel + 1);
+		return;
+	}
+
+	pString[0] = 'C';
+	pString[1] = 'H';
+	pString[2] = '-';
+
+	for (i = 0; i < 2; i++) {
+		if (gInputBox[i] == 10) {
+			pString[i + 3] = '-';
+		} else {
+			pString[i + 3] = gInputBox[i] + '0';
+		}
+	}
+
+}
+
+void UI_GenerateChannelStringEx(char *pString, bool bShowPrefix, uint8_t ChannelNumber)
+{
+	if (gInputBoxIndex) {
+		uint8_t i;
+
+		for (i = 0; i < 3; i++) {
+			if (gInputBox[i] == 10) {
+				pString[i] = '-';
+			} else {
+				pString[i] = gInputBox[i] + '0';
+			}
+		}
+		return;
+	}
+
+	if (bShowPrefix) {
+		sprintf(pString, "CH-%03d", ChannelNumber + 1);
+	} else {
+		if (ChannelNumber == 0xFF) {
+			strcpy(pString, "NULL");
+		} else {
+			sprintf(pString, "%03d", ChannelNumber + 1);
+		}
+	}
+}
+
+void UI_PrintString(const char *pString, uint8_t Start, uint8_t End, uint8_t Line, uint8_t Width, bool bCentered)
+{
+	uint32_t i, Length;
+
+	Length = strlen(pString);
+	if (bCentered) {
+		Start += (((End - Start) - (Length * Width)) + 1) / 2;
+	}
+	for (i = 0; i < Length; i++) {
+		if (pString[i] >= ' ' && pString[i] < 0x7F) {
+			uint8_t Index = pString[i] - ' ';
+			memcpy(gFrameBuffer[Line + 0] + (i * Width) + Start, &gFontBig[Index][0], 8);
+			memcpy(gFrameBuffer[Line + 1] + (i * Width) + Start, &gFontBig[Index][8], 8);
+		}
+	}
+}
+
+void UI_DisplayFrequency(const char *pDigits, uint8_t X, uint8_t Y, bool bDisplayLeadingZero, bool bFlag)
+{
+	uint8_t *pFb0, *pFb1;
+	bool bCanDisplay;
+	uint8_t i;
+
+	pFb0 = gFrameBuffer[Y] + X;
+	pFb1 = pFb0 + 128;
+
+	bCanDisplay = false;
+	for (i = 0; i < 3; i++) {
+		const uint8_t Digit = pDigits[i];
+
+		if (bDisplayLeadingZero || bCanDisplay || Digit) {
+			bCanDisplay = true;
+			memcpy(pFb0 + (i * 13), gFontBigDigits[Digit] +  0, 13);
+			memcpy(pFb1 + (i * 13), gFontBigDigits[Digit] + 13, 13);
+		} else if (bFlag) {
+			pFb1 -= 6;
+			pFb0 -= 6;
+		}
+	}
+
+	pFb1[0x27] = 0x60;
+	pFb1[0x28] = 0x60;
+	pFb1[0x29] = 0x60;
+
+	for (i = 0; i < 3; i++) {
+		const uint8_t Digit = pDigits[i + 3];
+
+		memcpy(pFb0 + (i * 13) + 42, gFontBigDigits[Digit] +  0, 13);
+		memcpy(pFb1 + (i * 13) + 42, gFontBigDigits[Digit] + 13, 13);
+	}
+}
+
+void UI_DisplaySmallDigits(uint8_t Size, const char *pString, uint8_t X, uint8_t Y)
+{
+	uint8_t i;
+
+	for (i = 0; i < Size; i++) {
+		memcpy(gFrameBuffer[Y] + (i * 7) + X, gFontSmallDigits[(uint8_t)pString[i]], 7);
+	}
+}
+